A chlorine gas leak at the Grand Canyon forced the closure of several inner corridor trails until further notice, park ...

Water from Roaring Springs is treated with chlorine to disinfect and to control microbes within it, officials noted.

Bright Angel, South Kaibab and North Kaibab trails are all closed. The gas leak is at Roaring Springs, which is the water ...

Ohio's Buckeye Trail is being considered for a National Scenic Trail designation. A study is underway to determine if Ohio's Buckeye Trail should be designated as a National Scenic Trail.

The National Park Service will close one of the most popular trails in Great Smoky Mountains National Park next month as part of a more than year-long improvement effort. Starting Jan. 6 ...