Take a dive inside the Icelandic fissure where 2 continents meet If youve ever wanted to dive between two continental plates, theres only one place in the world .brAt the Thingvellir National Park in Iceland, one can dive along the Silfra crack. On one side of the crack lies the North American Plate, and on the other lies the .brSilfra, the fissure between the continents The Silfra fissure, is known as one of the top dive sites in the world two main reasons. First, the Silfra fissure is actually a .