Exploring the watery remains of France's sunken Roman port of Olbia


Stretching over four sandy kilometres Almanarre beach in southern France is a mecca for sun lovers and kite surfers. But its greatest treasure—a 2,000-year-old underwater archaeological site—lies just a few feet offshore.

Welcome to the port of the ancient Roman city of Olbia, which fell victim to a slow rise in Mediterranean waters, but is still open for visits from explorers equipped with a snorkel mask and pair of flippers.

https://phys.org/news/2018-11-explor...roman.html#jCp