Abnormally dry, hot conditions near the Grand Canyon's North Rim allowed the Dragon Bravo Fire to grow rapidly.

Republic photographer Michael Chow captured the wildfire in a time-lapse video taken July 14 from the Canyon's South Rim. Chow set up his camera on a tripod, pointed it at the smoke, hoping it cleared at some point and and shot a photo every four seconds for 4 1/2 hours.

Crews fighting the Dragon Bravo Fire on the North Rim of the Grand Canyon have successfully safeguarded a critical drinking water pumphouse.

Officials said the Dragon Bravo Fire, burning in the North Rim of Grand Canyon National Park, "exhibited extreme and volatile fire behavior the evening of July 12.

The Dragon Bravo Fire has burned thousands of acres along Grand Canyon National Park's North Rim and damaged or destroyed about 100 structures.

A Grand Canyon water treatment facility located at the North Rim caught fire on Saturday, causing chlorine gas to be released into the air. Multiple closures are being enforced due to the incident.

The Black Canyon of the Gunnison National Park, a popular outdoor destination in western Colorado, was closed to the public after a wildfire on the South Rim rapidly doubled in size.