Deildartunguhver is a hot spring in Reykholtsdalur, West Iceland, known for its high flow rate of 180 litres per second. The water emerges at a scorching 97 degrees Celsius and is used to heat homes in nearby towns. Visitors can safely observe the hot spring from wooden walkways and check out the unique plant life in the area. Nearby attractions include waterfalls, lava caves, and the historic village of Reykholt. Don't forget to stop by Krauma Geothermal Bath & Spa for a relaxing soak in the hot spring water mixed with glacial water.