Smoke rises from the raging High Park fire west of Fort Collins, Colorado June 18, 2012. The fire has charred more than 85 square miles (200 square km) and sent a plume of smoke billowing thousands of feet into the air. The lightning-sparked blaze has destroyed 181 homes since it was reported June 9, ranking it as the most destructive wildfire on record in Colorado. [Photo/Agencies]

Smoke rises from the raging High Park fire west of Fort Collins, Colorado June 18, 2012. The fire has charred more than 85 square miles (200 square km) and sent a plume of smoke billowing thousands of feet into the air. The lightning-sparked blaze has destroyed 181 homes since it was reported June 9, ranking it as the most destructive wildfire on record in Colorado. [Photo/Agencies]