Below its emerald waters, these tropical islands in the heart of the Pacific conceal the world's biggest underwater graveyard ...

In February 1944, the United States launched a devastating attack on Truk Lagoon, a critical Japanese naval base in the Caroline Islands, drawing immediate comparisons to Pearl Harbor. Once considered ...

In 1944, the US Navy commences Operation Hailstone, a 48 hours combined air and ground attack that devastates the Japanese position at Truk Lagoon, an atoll in Micronesia.