
Tarn It, That is High
A tarn is a mountain lake or pool formed in a cirque excavated by a glacier. It is formed when either rain or river water fills the cirque. Tarns are found mostly in the upper reaches of the Himalaya, above 5,500 meters. This is the altitude and area where Tunisia's Nejib Belhedi intends to swim in an audacious extreme swim in 2014. "I will swim Himalaya