As Russia delves the depths of the Black Sea in search of the crashed US drone, we take a look at what else might be lurking beneath the waves. From ancient shipwrecks to huge underwater rivers ...

Evidence of a similar vessel appears on an ancient Greek vase featuring the infamous Homeric character, Odysseus, tied to its ...

but after their underwater cameras probed the depths of the Black Sea they quickly saw why the Greeks nicknamed it the “Hostile Sea.” In its deep, dark waters, ancient shipwrecks are scattered ...