Dewey Lake Monster | Gallery Piece
"Dewey Lake Monster" | Dowagiac History Museum Dowagiac History Museum gallery piece of the "Dewey Lake Monster" Featured on the History Channel/Travel Channel/Mysteries at the Museum. - The Dewey Lake Monster on Travel Channel: "Mysteries At The Museum" [S17 E39]. Season 17, Episode 39. "Cosmic Collision”. Featuring "The Dewey Lake Monster"