Star trails over the Atacama desert in Chile as seen from La Silla. Snow covers the distant mountain tops, and soft clouds can be seen near the horizon to the left.
Date: May 21, 2013
Location: La Silla Observatory, Chile
Camera: Canon 6D
Lens: Canon EF 24-105mm f/4L IS USM (at 24mm)
Exposure: Composite of 30 minutes (60 x 30 seconds at ISO 125)
Processing: Stacked and processed in Photoshop CS6