Roter Sand Lighthouse was the first building ever to be erected directly on the sea floor.
[3] Including the foundation, Roter Sand Lighthouse is 52.5 metres (172 ft) tall.
[5][1] The foundation is cylindrical and protrudes 1.5 metres (4 ft 11 in) from the sea at low tide.
The oriels used to host minor lights and point towards North-west, South and North-east.
Day trips to the lighthouse, from Bremerhaven via the vessel Lev Taifun, can be taken in June, July, and August.