This place is called Silfra and located in the Þingvallavatn Lake in the Þingvellir National Park in Iceland. Silfra is a rift that is part of the divergent tectonic boundary between the North American and Eurasian plates.
The goal of this game is so that the ball doesn't hit the ground. This Australian Shepherd is more skilful than others ;)
This video was shot by the father of Trevor Sullivan. In 2014 the 15 y.o. was diagnosed with heart failure. As soon as the donor was found, he underwent a heart surgery. His father shot this video right after Trevor woke up after the surgery and realized that he had survived it.