Big Diomede (Russia) and Little Diomede (USA)—are just 3.8 km apart but nearly a day apart in time, divided by the International Date Line. In winter, one can theoretically walk across the frozen sea ...

Pyramiden is a ghost town on an island in the Arctic Glacial Sea. It was a mining settlement originally belonging to Sweden until 1927, when it was sold to the Soviet Union. In 1998, it ceased ...