Arctic Adventures Silfra Fissure in Iceland offers a unique diving and snorkeling experience between two tectonic plates. Located in Thingvellir National Park, adventurers can explore the crystal-clear waters of Silfra, known for its exceptional visibility and stunning rock formations. Whether you're snorkeling like you're flying or diving into the colliding worlds of Eurasia and North America, Silfra is a must-visit spot for those seeking an unforgettable underwater adventure in Iceland.