Bahia is hidden below sea level in the Gulf of Naples.
It is an impressive place and a popular spot for divers.
Specifically, it is a Roman spa that entered the sea due to volcanic activity in the 3rd century AD.
It is the largest underwater museum in the world which is still researched and discovered settlements, houses, baths, mosaics etc.
Only the statues are copies after the real ones have been transferred to a museum.
The first ruins were discovered in the late 1960s.
[Source: http://www.gr.euronews.com]
