Bimini Road

MEGA, the cuban sunken ruins

MEGA is a group of submarine megalithic structures located NW of Cape San Antonio, at a depth between 600 and 750 meters on a marine depression with a maximum slope of 6 degrees. Lying on this depression are rocky features protruding from the sandy seafloor. These are cubic, pyramidal, parallelepiped and crest-like blocks with smooth and flat surfaces.
cuba.cu

R'lyeh

The sunken city of Dolchiste/Dolikisthe

Dolchiste/Dolikisthe, an ancient town which was destroyed by an earthquake during the 2nd century. Rebuilt and still flourishing during the Byzantine Empire period, it was finally abandoned because of Arab incursions.
Wikipedia

Yonaguni monument

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