lost cities and sunken lands The Bering Land Bridge During the last Ice Age (~20,000 years ago), sea levels were lower, exposing a land bridge connecting Asia and North America. Known as Beringia, this landmass allowed human migration into the Americas. Rising sea levels submerged parts of the land, leaving behind K Kaitlin Olson Feb 28, 2026
galleons and sunken treasure diverse wind conditions. Defense: Armed with cannons along the sides and at the bow and stern, galleons could defend themselves against pirates and enemy nations. Role in Exploration and Trade Galleons became the backbone of the Spanish Empire's m G Gwen Streich Jun 10, 2026
diving to the pharaohs the discovery of sunken eg e made in the late 20th century, with notable explorations occurring in the 1990s, revealing well-preserved vessels from the Pharaonic period. What techniques are used to explore and recover artifacts from sunken Egyptian sites? Explorers use advanced underwater arch A Amos Mraz Feb 21, 2026
