The Blue Realm is a natural history series about amazing creatures of the sea. Using superb High-Definition imagery, engaging stories and leading marine scientists, the series takes viewers on extraordinary journeys of discovery. For the first time ever on DVD, this set contains the complete series of 13 one-hour episodes covering such diverse topics as giant octupus, venomous lionfish, 50-foot whale sharks and steller sea lions. Also included in this truly unique set, again for the first time ever, is the complete 39-episode series of Undersea Explorer. From the elusive and mysterious Galapagos Islands of South America to the majestic Great Barrier Reef in Australia, Undersea Explorer brings you stunning footage of dozens of types of marine life, different types of coral reefs and much, much more. Led by veteran filmmaker Danny Mauro, this 30-hour collection was shot by some of the most noted underwater cinematographers in the world, whose works have appeared in such prestigious outlets as the BBC, National Geographic and the Discovery Channel.