Thermal Features, Yellowstone Lake and a Forest Fire Thermal features including steam vents and hot springs in the foreground, a deep blue Yellowstone Lake in the middle and a raging forest fire providing background interest in the sky. A slim circular polarizer filter was used for this shot.

Picture Specs & Equipment Reviews 24mm  f/8.0  1/100  ISO 100    Size: 4992W x 3328H     Canon EOS 1Ds Mark IICanon EF 24-105mm f/4 L IS USM Lens

A Close-up of the forest fire ...