From the Kelpie to the "Horned Serpent": lake monsters in Scottish and Amerindian folklore

In the contemporary world the so-called "lake monsters", of which Loch Ness in Scotland is certainly the most famous, are the subject of study of the pseudo-scientific discipline called cryptozoology; but in the past it was the sphere of myth and folklore that was interested in these creatures, both in ancient Europe where legends about kelpies and similar entities are widespread, and in native America, which Michel Meurger rightly defines "the 'Eldorado of the aquatic monsters Β».