Þingvallavatn
Lake in Iceland
Þingvallavatn, anglicised as Thingvallavatn, is a rift valley lake in southwestern Iceland. With a surface of 84 km² it is the largest natural lake in Iceland. Its greatest depth is 114 m. Wikipedia
Fish: Arctic char, Brown trout, and Three-spined stickleback
Area: 32.43 mi²
Average depth: 34 m (112 ft)
Surface elevation: 328′
Islands: Sandey
Location: Þingvellir National Park
Water volume: 2.856 km3 (0.685 cu mi)