Packhorse bridge (jeff.dugmore) Tags: england derbyshire uk britain europe howden derwentvalley riverderwent slipperystones packhorsebridge bridge 17thcentury arch peakdistrict peaknationalpark nationalpark river stone rocks moorland moors higepeak darkpeak snow water scenic scenery grassland rural nature walking hilwalking hike serene outdoor outside winter cold countryside architecture olympus tranquil nisi trees sky blue green clouds light