Lake Champlain, New York, USA/Quebec, Canada
Champ is the name given to a reputed lake monster living in Lake Champlain partially situated across the U.S.-Canada border in the Canadian province of Quebec and partially situated across the Vermont-New York border. While there is no scientific evidence for the cryptids existence, there have been over 300 reported sightings. The legend of the monster is considered a draw for tourism in the Burlington, Vermont and Plattsburgh, New York areas.
Lake Okanagan, BC, Canada
Ogopogo or Naitaka ("lake demon") is the name given to a lake monster reported to live in Okanagan Lake. Ogo Pogo has been allegedly seen by First Nations people since the 19th century. The most common description of Ogopogo is a 40 to 50-foot-long (12 to 15 m) sea serpent.
Loch Ness, Scotland
The Loch Ness Monster reputedly inhabits Loch Ness in the Scottish Highlands. Popular interest and belief in the animal's existence has varied since it was first brought to the world's attention in 1933. Evidence of its existence is anecdotal, with minimal and much-disputed photographic material and sonar readings.
For even more spooky boating locales, check out: 13 Spooky Boating Ports.