1 Hidden Destination in Other

United Kingdom (claimed independent nation)

Destinations

Principality of Sealand (Roughs Tower)

United Kingdom (claimed independent nation) · Thames Estuary, off the coast of Suffolk, England

Perched precariously on two concrete pillars in the middle of the North Sea, a former WWII anti-aircraft fort now claims to be the world's smallest independent micronation.

Built by the British during World War II, Roughs Tower was an offshore fort designed to defend against German air raids. Abandoned in the 19...