Natural World - Season 3 Episode 3 Invaders Of The Truk Lagoon
7.0060 minutes
Truk Lagoon in the western Pacific is a peaceful tropical atoll. In 1944 its tranquillity was shattered when the US Navy surprised and sank a fleet of 60 Japanese ships. Within 40 years a dazzling array of corals and colorful fish have transformed this sunken arsenal into the world's largest artificial reef.