Archaeologists have located two World War II-era shipwrecks near Attu in Alaska’s Aleutian Islands—the Japanese transport Kotohira Maru and the American cable-layer SS Dellwood. Using sonar, ...

A look at some of the most notable underwater wrecks from WWI and WWII.

The USCGC Tampa was lost with all hands off the coast of England when a German U-boat torpedoed it in September 1918.