Grand Canyon Caverns and restaurant have opened after being closed for nearly 3 years. Here's why it closed and how to go into the Grand Canyon caves.

Grand Canyon National Park has launched a satellite-based emergency alert system, which allows visitors to receive real-time alerts about flash flooding and other hazardous events in cell service ...

An extreme heat warning has been issued for parts of Arizona, including the Grand Canyon, on Monday.

This brave cleaning crew hangs from the Grand Canyon west rim's Skywalk twice a year.

An unusually high number of hikers had to be rescued by helicopter on the Grand Canyon, and a construction site is to blame.

The cause of a power outage that brought Grand Canyon North Rim visitor services to a standstill has been identified.

When a snow storm hits, it takes a brave person to take on the Grand Canyon in that weather. Joshua Malech from the United States visited the Grand Canyon. The epic hike was made even more ...

Thousands of hikers take on the Grand Canyon’s Rim-to-Rim trek every summer. This year, however, a major trail closure has some experts raising serious safety concerns.

Environmentalists argue a flood is needed to restore the Grand Canyon's beaches and preserve its wildlife.

Dr. Dennis Smith, of Olympia, Washington, was attempting a rim-to-rim hike from the South Rim to the North Rim when authorities and friends said he collapsed on the trail.