Kun Kark Surpent Museum. Located on the upstream reservoir vessels Yasothon. The building was designed to be a giant toad, a width of 19 meters, 21 meters high if compared to portray it as a simple five-storey building with a museum. The exhibition about the legendary serpent toad and fireballs. The story is legendary native of the Northeast. With depictions of the story of science and biodiversity. 4th Dimension Films presents a film about the exhibition and toad species. Found in Thailand There are more than 32 species.