Hidden Britain AtlasOpen the map
All places › Secret bunkers & war sites
Secret site

The Principality of Sealand

Roughs Tower, off Felixstowe, Suffolk

A wartime sea fort that declared itself an independent country.

Roughs Tower is a wartime fort built on two concrete legs in the North Sea. In 1967 a former army major, Paddy Roy Bates, took it over and declared it the independent Principality of Sealand.

Read the full story, see it on the map, get directions and find what else is nearby in the free Hidden Britain Atlas map.

When
Since 1967
Where
51.8950, 1.4820
Group
Secret bunkers & war sites

Visiting

Visible from the coast near Felixstowe on a clear day. Visits are not normally allowed.

Nearby mysteries