Monsters of the Deep

A deep dive into the undersea netherworld of sea serpents, lake monsters, surviving dinosaurs, genetically altered mutants, and legendary aquatic creatures.

Water takes up 70 percent of Earth’s surface, with countless lakes, rivers, ponds, streams, seas and oceans covering much of the land, but what lurks beneath the water? For centuries, sightings have been made of huge, marauding monsters swimming the world’s oceans and lakes. They include Scotland’s legendary Loch Ness Monster; the Unit...