The Grand Canyon's North Rim in Arizona also closed Thursday because of a wildfire on adjacent Bureau of Land Management land ...

Visitors and staff at two national parks in the U.S. West have been evacuated because of wildfires. Black Canyon of the Gunnison National Park, about 260 miles (418 kilometers) southwest of Denver, ...

As peak fire season coincides with soaring temperatures, Northstate residents are being urged to ensure their HVAC systems ...