A circular rainbow

A circular rainbow rewards our difficult descent from Vinson.

The Vinson summit

I stand on the Vinson summit – the top of the bottom of the world.

The Ice Cap

View from my tent at Vinson high camp. The ice cap seemed to go on forever.

Camp at Vinson Massif

Base Camp at the Vinson Massif, at 16,077 feet, the highest point in the Antarctic.