A midair collision at the Grand Canyon killed over 100. The disaster partially led to the start of the FAA and changed air traffic control laws.

WASHINGTON, Feb 4 (Reuters) - The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power of the Colorado River. Close to the moon ...

Grand Canyon West is open daily from 8 a.m. to 6 p.m. to visitors who are not staying ... 45-minute Helicopter Flight Over the Grand Canyon from Tusayan, Arizona ...