Le Puits des Tines (Weel of the Tuns) is located on Seran River near the village of Lilignod in Ain department of France. This triple opening is situated on the top of a 10 meters waterfall. One of these opening should be considered as a mini arch (under 90 centimeters/3 feet). The two others opening are at less 1 meter span. On rigorous winter, it becomes a beautiful waterfall of ice. This waterfall is spoted by red star as place of interest on IGN topographic map number 3231 west Ambérieu-en-Bugey (pleat A11).