This is an explosion crater called "Víti" and it is positioned in Askja and was formed in 1875. The water is warm enough for swimming and was this crater named one of the Top 10 Nature Bath spots in the World for 2010... All white...
The seven wonders of Oregon campaign
I like the seven wonders of Oregon campaign because it looks and feels different from all the other destination campaigns which in my eye’s look the same.
MAURICE LOGAN (1886 1977). CRATER LAKE / SOUTHERN PACIFIC. 1927. 23x16 inches, 58x40 cm.
Maurice Logan (1886-1977). Crater Lake / Southern Pacific. 1927