The underwater hot springs in Kleifarvatn lake have only recently been discovered and the bubbling springs are just a 100 meter swim from the shore of the lake.
Freedive Silfra in wetsuits between continents in best visibility with the best freedive gear available! Silfra is on of TOP freedive places in the world. Visibility is 100+ on most days. Freediving in Silfra is a bucket list thing to do!