The strategic, cultural, and economic significance of ancient Greek colonies in the Black Sea and their enduring legacy.

“There are no enemy ships in the Black Sea; there are no enemy ships in the Sea of ... The russian federation continues to violate the International Convention for the Safety of Life at Sea 1974 ...

Remote-controlled cameras offer a first-time glimpse of numerous wrecks entombed in the icy depths off the coast of Bulgaria. This story appear in the March/April 2017 issue of National Geographic ...