Hungry Horse Dam

Hungry Horse Dam is an arch dam on the South Fork Flathead River in the Rocky Mountains of the U.S. state of Montana. It is located in Flathead National Forest, in Flathead County, about 15 miles (24 km) south of the west entrance to Glacier National Park, 9 miles (14 km) southeast of Columbia Falls, and 20 miles (32 km) northeast of Kalispell.

 At 564 feet (172 m) in height, the dam was the third largest dam, and second highest concrete dam, in the world at the time of its completion in 1953,^[2] with a volume of 3,100,000 cubic yards (2,400,000 m³).^[3] The dam's spillway is the highest morning glory structure in the world.^[3] The spillway is controlled by a 64-by-12-foot (20 by 3.7 m) ring gate.<sup>[1]

These are pictures Jeremy took of the water flowing over into the Glory Hole and coming out the other side. 
This is a very rare event that even alot of locals have never seen (until now ) The water is too high and thats why this is happening.</sup>