"His measurements were subject to several inaccuracies: (1) though at the summer solstice the noon sun is overhead at the Tropic of Cancer, Syene was not exactly on the tropic (which was at 23° 43' latitude in that day) but about 22 geographical miles to the north; (2) the difference of latitude between Alexandria (31.2 degrees north latitude) and Syene (24.1 degrees) is really 7.1 degrees rather than the perhaps rounded (1/50 of a circle) value of 7° 12' that Eratosthenes used; (3) the actual solstice zenith distance of the noon sun at Alexandria was 31° 12' − 23° 43'"
"Oklahoma State Highway 23 State Highway 23 (SH-23 or OK-23) is a state highway in Oklahoma. It runs 36.2 miles south-to-north through the center of Beaver County, in the Panhandle, running from the Texas state line to the Kansas state line. There are no letter-suffixed spur highways branching from SH-23. SH-23 begins at the Texas state line north of Booker, Texas. Upon entering Oklahoma, the highway makes a ninety degree turn to parallel the state line for approximately ½ mile (0.8 km), running just north of the line. It then turns back to the north and travels eight miles (13"
"Massachusetts Route 23 Route 23 is a west–east route in the western Massachusetts counties of Berkshire and Hampden. The entire route is . The vast majority of the road, approximately , follows the Knox Trail, the historic route of General Henry Knox took to bring cannon from Fort Ticonderoga on Lake Champlain in New York to aid in ending the Siege of Boston in the winter of 1775-76. Route 23 begins at the New York state border at Egremont, Massachusetts, as a continuation of New York State Route 23 from Hillsdale. The road passes Catamount Ski Area and the village"
"the trans-provincial highway until 1962 when the Rogers Pass portion of the Trans-Canada Highway was opened. Highway 23 was initially opened in 1964, and it was re-aligned through the latter half of the 1960s. Realignment of the highway also occurred in the early 1980s, in anticipation of the creation of the reservoir for the Revelstoke Dam (Revelstoke Lake), which flooded lower parts of the highway. Highway 23, which is 250 km (155 mi) long, begins in the south at Nakusp, where it meets Highway 6. Highway 23 winds north along the eastern shore of Upper Arrow Lake for 49 km"
"U.S. Route 23 U.S. Route 23 (US 23) is a long north–south U.S. Highway between Jacksonville, Florida, and Mackinaw City, Michigan. It is an original 1926 route which originally reached only as far south as Portsmouth, Ohio, and has since been extended. It was formerly part of the major highway known as the Dixie Highway. U.S. Route 23 begins at U.S. Route 1 (Ocean Street) at the northern end of downtown Jacksonville, starting as a one way pair, with the northbound lanes meeting with Florida State College. It is also unsigned State Road 139 from its southern terminus to its"
"New York State Route 23 New York State Route 23 (NY 23) is an east–west state highway in the eastern portion of New York in the United States. It extends for from an intersection with NY 26 in the Central New York town of Cincinnatus to the Massachusetts state line in the Berkshire Mountains, where it continues east as that state's Route 23. Along the way, it passes through many communities, including the cities of Norwich and Oneonta. Outside of the communities, the route serves largely rural areas of the state and traverses the Catskill Mountains in the state's Central"
"U.S. Route 23 in Michigan US Highway 23 (US 23) is a United States Numbered Highway that runs from Jacksonville, Florida, to Mackinaw City, Michigan. In the US state of Michigan, it is a major, , north–south state trunkline highway that runs through the Lower Peninsula. The trunkline is a freeway from the Michigan–Ohio state line near Lambertville to the city of Standish, and it follows the Lake Huron shoreline from there to its northern terminus. Serving the cities of Ann Arbor and Flint, US 23 acts as a freeway bypass of the Metro Detroit area. Overall, the highway runs"
"new highway was completed. New York State Route 23 New York State Route 23 (NY 23) is an east–west state highway in the eastern portion of New York in the United States. It extends for from an intersection with NY 26 in the Central New York town of Cincinnatus to the Massachusetts state line in the Berkshire Mountains, where it continues east as that state's Route 23. Along the way, it passes through many communities, including the cities of Norwich and Oneonta. Outside of the communities, the route serves largely rural areas of the state and traverses the Catskill Mountains"
"Colorado State Highway 23 State Highway 23 is a long state highway in the northeastern corner of Colorado. The route begins at its junction with U.S. Highway 385 at Holyoke and travels northeast through Amherst to the Nebraska state line where it becomes Nebraska Highway 23. The route begins at US 385. After sixteen miles of crossing various roads without entering any incorporated cities, it exits Phillips County and enters Sedgwick County. About a mile later, it reaches the Colorado-Nebraska state line and becomes Nebraska Highway 23. The route was formerly numbered as SH 176. However, it was changed to"
"U.S. Route 30 U.S. Route 30 (US 30) is an east–west main route of the system of United States Numbered Highways, with the highway traveling across the northern tier of the country. It is the third longest U.S. route, after U.S. Route 20 and U.S. Route 6. The western end of the highway is at Astoria, Oregon; the eastern end is in Atlantic City, New Jersey. Despite long stretches of parallel and concurrent Interstate Highways, it has not been decommissioned like other long haul routes such as U.S. Route 66. Much of the historic Lincoln Highway, the first road across"
"who do not usually participate in the public process, ""drove their buggies to the meeting hall and expressed their concern by simply sitting quietly in the audience in their black homespun suits."" U.S. Route 30 U.S. Route 30 (US 30) is an east–west main route of the system of United States Numbered Highways, with the highway traveling across the northern tier of the country. It is the third longest U.S. route, after U.S. Route 20 and U.S. Route 6. The western end of the highway is at Astoria, Oregon; the eastern end is in Atlantic City, New Jersey. Despite long"
"Road, and the route crosses an overpass over the interstate before finally ending east at the junction of U.S. Route 20 near the town's center. Massachusetts Route 23 Route 23 is a west–east route in the western Massachusetts counties of Berkshire and Hampden. The entire route is . The vast majority of the road, approximately , follows the Knox Trail, the historic route of General Henry Knox took to bring cannon from Fort Ticonderoga on Lake Champlain in New York to aid in ending the Siege of Boston in the winter of 1775-76. Route 23 begins at the New York"
"was LA 31, and there are some bridges, such as the Bayou Barriere crossings in northern Belle Chasse, that still bear the original numbering. Louisiana Highway 23 Louisiana Highway 23 (LA 23) is a north–south state highway in Louisiana that serves Plaquemines and Jefferson Parishes. It spans in roughly a southeast to northwest direction. It is known locally as Belle Chasse Highway, Lafayette Street, the West Bank Expressway, and Franklin Avenue. LA 23 connects Gretna and Venice. Between Belle Chasse and Venice, the highway serves as the main road along the west bank of the Mississippi River. In Belle Chasse,"
"Illinois Route 23 Illinois Route 23 is a north–south state highway in northern Illinois. It runs from Illinois Route 116 in Pontiac north to U.S. Route 14 south of Harvard. This is a distance of . Illinois 23 is a major arterial route in rural central and north-central Illinois. It is a parallel to the Interstate 39/U.S. Route 51 combination approximately 20 miles (32 km) to the west. The road starts near downtown Pontiac and runs as the main highway north, intersecting with Interstate 55 and former U.S. Route 66. From this point, Illinois 23 continues as a 2-lane highway,"
"FM 1265. The highway, however, officially remained part of FM 1265 until December 18, 1990, when TX-23 was officially established and FM 1265 cancelled. Oklahoma State Highway 23 State Highway 23 (SH-23 or OK-23) is a state highway in Oklahoma. It runs 36.2 miles south-to-north through the center of Beaver County, in the Panhandle, running from the Texas state line to the Kansas state line. There are no letter-suffixed spur highways branching from SH-23. SH-23 begins at the Texas state line north of Booker, Texas. Upon entering Oklahoma, the highway makes a ninety degree turn to parallel the state line"
"U.S. Route 23 in North Carolina U.S. Route 23 is a north–south United States highway that runs for from the Georgia state line, near Dillard, to the Tennessee state line, near Flag Pond. From the Georgia state line, with US 441, it goes through the communities of Norton and Otto before reaching Franklin, where it bypasses the city to its east. Continuing north into Jackson County, it reaches the Great Smoky Mountains Expressway in Dillsboro, where it switches partners from US 441 to US 74. Going east, it bypasses Sylva and Waynesville; in Clyde, it switches partners again from US"
"of that year's game has their state police (either the Michigan State Police or Ohio State Highway Patrol) force an increase enforcement of traffic laws along the route in their respective states to cite opposing fans adds to the rivalry. U.S. Route 23 U.S. Route 23 (US 23) is a long north–south U.S. Highway between Jacksonville, Florida, and Mackinaw City, Michigan. It is an original 1926 route which originally reached only as far south as Portsmouth, Ohio, and has since been extended. It was formerly part of the major highway known as the Dixie Highway. U.S. Route 23 begins at"
"Manitoba Highway 23 Provincial Trunk Highway 23 (PTH 23) is a major east-west provincial highway located in the southern portion of the Canadian province of Manitoba. It runs from PTH 21 just south of Hartney to PTH 59 in La Rochelle. Along its route, PTH 23 passes through the communities of Elgin, Ninette, Baldur, Miami, Lowe Farm, and Morris. PTH 23 first appeared on the 1950 Manitoba Highway Map. The original PTH 23 went from Deloraine to Melita. This became part of PTH 3 in 1929. When it was first added, the highway's western terminus was at PTH 10 near"
"U.S. Route 33 U.S. Route 33 (US 33) is a United States Numbered Highway that runs northwest–southeast for 709 miles (1,141 km) from northern Indiana to Richmond, Virginia, passing through Ohio and West Virginia en route. Although most odd-numbered U.S. routes are north–south, US 33 is labeled east–west throughout its route except in Indiana where it is labeled north–south. As of 2018, the highway's northern terminus is at U.S. Highway 20 in southeastern Elkhart, Indiana. Its eastern terminus is in Richmond, Virginia. Prior to 1998, the route extended northward through South Bend, Indiana, to Niles, Michigan. In Virginia, ""Route 33"""
"Texas State Highway 23 State Highway 23 or SH 23 is a state highway in the U.S. state of Texas maintained by the Texas Department of Transportation (TxDOT). The highway, located in eastern Lipscomb County in the Texas Panhandle, begins at US 83 northwest of Canadian and extends northward through the town of Booker to the Oklahoma state line. The highway's route designation is numerically continuous with subsequent routes in Oklahoma and Kansas and, together with Oklahoma State Highway 23 and Kansas Highway 23, forms part of a single route from US 83 in Texas to US-83 near Selden, Kansas."
"Indiana State Road 23 State Road 23 is a highway in the north-central part of the U.S. state of Indiana. In practice it runs from the southwest to the northeast, though it is designated as a north–south route. It is an undivided surface road. Indiana State Road 23 (SR 23) begins about east of the northeastern shore of Bass Lake in Starke County at the intersection of State Road 10 and County Road 900E. From there, it heads north toward Grovertown, where it intersects US 30. SR 23 continues north until Walkerton in the extreme southwestern corner of St. Joseph"
"(30 mi) to its junction with Highway 31 at Galena Bay. The Upper Arrow Lakes Ferry continues Highway 23 across Upper Arrow Lake to a location known as Shelter Bay. North of Shelter Bay, Highway 23 follows the west bank of the Columbia River for 49 km (30 mi) to where it meets the Trans-Canada Highway. Highway 23 follows the Trans-Canada east through the city of Revelstoke for 1 km (about ½ mi), finally turning north after leaving Revelstoke. North of Revelstoke, Highway 23 entirely follows the east bank of Revelstoke Lake for 151 km (94 mi), past the old"
"Minnesota State Highway 23 Minnesota State Highway 23 (MN 23) is a state highway that stretches from southwestern to northeastern Minnesota. At in length, it is the second longest state route in Minnesota, after MN 1. This route, signed east–west, runs roughly diagonally across Minnesota from southwest to northeast. It indirectly connects Duluth to Sioux Falls, South Dakota, and passes through the cities of St. Cloud, Willmar, and Marshall. MN 23 runs north from its interchange with Interstate 90 (I-90), east of Sioux Falls, South Dakota, and then continues north and east across Minnesota to its terminus at its interchange"
"Louisiana Highway 23 Louisiana Highway 23 (LA 23) is a north–south state highway in Louisiana that serves Plaquemines and Jefferson Parishes. It spans in roughly a southeast to northwest direction. It is known locally as Belle Chasse Highway, Lafayette Street, the West Bank Expressway, and Franklin Avenue. LA 23 connects Gretna and Venice. Between Belle Chasse and Venice, the highway serves as the main road along the west bank of the Mississippi River. In Belle Chasse, the highway crosses the Gulf Intracoastal Waterway via two antiquated crossings: southbound traffic uses the 1955-vintage Belle Chasse Tunnel, a narrow crossing that does"
"U.S. Route 23 in Georgia U.S. Route 23 (US 23) in the U.S. state of Georgia, is a north–south United States highway that runs from the St. Marys River southeast of Folkston to the North Carolina state line, north of Dillard. US 23 is signed concurrently with various state routes. It uses SR 4/SR 15 from Florida to Folkston, SR 19 from Alma to Lumber City, and again in Macon, SR 27 from Hazelhurst to north of Chauncey, SR 87 from Eastman to Flovilla, SR 42 from Flovilla to Atlanta, SR 10 from Atlanta to Druid Hills, SR 8 from"
"Maine State Route 23 State Route 23 (abbreviated SR 23) is part of Maine's system of numbered state highways, running from Sidney to Guilford. It is located in the south-central part of the state, running from southwest to northeast, roughly parallel to Interstate 95 for its entire length. SR 23 begins in Sidney at Belgrade Road, which carries SR 8, SR 11 and SR 27. It runs northward along the eastern side of Messalonskee Lake into the town of Oakland, where it rejoins SR 11 and cuts through downtown. SR 11 splits off to join SR 137 eastward towards I-95"
"U.S. Route 23 in Ohio U.S. Route 23 (US 23) is a United States Numbered Highway that runs from Jacksonville, Florida, to Mackinaw City, Michigan. In the state of Ohio, it is a major north–south state highway that runs from the Kentucky border at Portsmouth to the Michigan border at Sylvania. The route crosses over the Ohio River via the U.S. Grant Bridge into the city of Portsmouth. Through downtown Portsmouth, it follows parallel one-way streets with northbound traffic on Gay Street and southbound on Chillicothe Street. These roads merge into Scioto Trail, which becomes a divided highway north of"
"British Columbia Highway 23 Highway 23 is a north-south highway that straddles the Columbia River in the Columbia Country region of British Columbia, Canada. Its section north of Revelstoke is formerly known as the Big Bend Highway and was part of the original routing of Highway 1. The Big Bend area was well known as there was a gold rush there, beginning in 1864. Travelers used canoes or river steamers until a dirt-surfaced ""highway"" was built on the east bank around the Big Bend, from Revelstoke to Golden, from 1930 to 1937, opening officially in 1940, and it served as"
"Highway 23 connects the community with Interstate 43 located less than five miles east of Sheboygan Falls. A single-track railroad branch line between Plymouth and Sheboygan runs through the city. Built by the Chicago & North Western (C&NW) Railroad, the track originally paralleled the electric interurban Wisconsin Power & Light line which terminated at Elkhart Lake. In later years it was primarily a freight line for the Chicago and North Western Transportation Company, and Union Pacific after UP acquired the C&NW in 1995. In 2006, citing low demand and degraded infrastructure, Union Pacific announced plans to abandon the line west"
"North Dakota Highway 23 North Dakota Highway 23 (ND 23) is an east–west highway in northwestern North Dakota. The highway runs between its eastern terminus at ND 41 near Velva, and its western terminus at US 85 in Watford City. The only cities that ND 23 runs directly through are New Town and Watford City. It also runs through the unincorporated community of Keene. Other cities near the route include Makoti, Parshall, Plaza, Ryder, and Velva. Minot is north of the highway at its intersection with US 83. North Dakota Highway 23 has its western terminus at a junction with"
"Ontario Highway 23 King's Highway 23, commonly referred to as Highway 23, is a provincially maintained highway in the Canadian province of Ontario. The route travels from Highway 7 east of Elginfield north to Highway 9 and Highway 89 in Harriston. The total length of Highway 23 is . The highway was first established in 1927 between Highway 8 in Mitchell and Highway 9 in Teviotdale, via Monkton, Listowel and Palmerston. As part of a depression relief program, it was extended south to Highway 7 in 1934. It remained relatively unchanged until 2003, when it was rerouted northward from Palmerston"
"Delaware Route 23 Delaware Route 23 (DE 23) is a state highway in Sussex County, Delaware. Its southern terminus is at Massey's Landing in Long Neck, near the confluence of Rehoboth Bay and Indian River Bay and its northern terminus is at the Five Points intersection, where it ends at U.S. Route 9 (US 9), DE 1, and DE 404. From the southern terminus, the route runs west through residential areas of Long Neck before heading north through rural areas with some development. DE 23 is concurrent with DE 5 between the DE 24 intersection in Long Neck and Fairmount."
"U.S. Route 23 in Kentucky U.S. Route 23 (US 23) is a United States Numbered Highway in the state of Kentucky. It travels from the Virginia state line near Jenkins to the Ohio state line west of South Shore via Jenkins, Pikeville, Coal Run Village, Prestonsburg, Paintsville, Louisa, Catlettsburg, Ashland, Russell, Flatwoods, Raceland, Wurtland, Greenup, and South Shore. US 23 enters Kentucky at the Virginia state line southeast of Jenkins. After a little over a mile, it intersects US 119 at a partial interchange on the Jenkins city line, and US 119 runs concurrently with US 23. The highway then"