The event showcases marine life along America's West Coast. It documents the rejuvenation of the once endangered and now thriving ecosystem of Monterey Bay National Marine Sanctuary in California. Some of the world's most charismatic marine creatures, humpback whales, blue whales, sea lions, dolphins, elephant seals, sea otters, great white sharks, shearwaters, and brown pelicans, convene in this once a year confluence.