Baltrum

Baltrum () is a barrier island off the coast of East Frisia (), in Germany, and is a municipality in Aurich, Lower Saxony. It is in-between the chain of the seven inhabited East Frisian Islands. It has a land area of 6.5 square kilometres.
Geography.
It is in the middle of the island chain known as the East Frisian Islands (). There are two villages on the island – "Ostdorf" () and "Westdorf" () – although they have essentially merged into one.
The island is about long and wide. It covers an area of . The highest point on the island is a central coastal dune with a viewing platform on top called "Aussichtsdüne" in German and is above sea-level.