Parts of Grand Canyon National Park remained closed to the public Sunday because of wildfires and the release of chlorine gas from a North Rim water-treatment facility, the National Park Service said.

Constructed in 1937, the lodge was one of dozens of buildings consumed by the fast-moving Dragon Bravo wildfire, which has raged across thousands of acres

(Reuters) -A wildfire has destroyed a historic lodge and dozens of other structures on the North Rim of the Grand Canyon in Arizona, raising questions over the National Park Service's decision not to aggressively fight the fire straight away.