Nevado Sajama (6542 m) is the highest mountain of Bolivia. Other the most mountains in Bolivia it is a vulcano, although a very old one that has been quiet for over 25'000 years. 

An incredible impressive giant made of rock and ice that can been seen from far away already.

At the foot of the mountain there is are Queñua-trees up to a height of over 5000m. They are supposed to be the highest growing trees in the world.