|Tourists visit the Mount Longonot National park in the Great Rift Valley of|
Kenya on Sept. 4, 2010. Mount Longonot is the highest volcanic mountain in
the Great Rift Valley, 2,776 meters above sea level. The dormant stratovolcano
is the most recent and one of the youngest volcanoes in the world, formed from
one of the colossal eruptions which became known as the Great Rift Valley.