The Eltanin Antenna Is an object photographed on the sea floor by the Antarctic oceanographic research ship USNS Eltanin in 1964, while photographing the sea bottom west of Cape Horn. The structure can be found on the seafloor at a depth of 3,904 metres (12,808 ft).
https://i.ibb.co/fvfqzGM/2007-10-18-...in-antenna.jpg
