History's Greatest Mysteries S4E1 · The Loch Ness Monster

History's Greatest Mysteries

Season 4 · Episode 1 · The Loch Ness Monster · 41 min

Despite centuries of sightings and searches, one of the most infamous deep-sea monsters remains unidentified. As evidence continues to mount, the mystery endures: does the Loch Ness Monster really exist? And if so, what could it be?