CNN —A man fell 4,000 feet to his death from a popular tourist attraction walkway in the Grand Canyon, according to authorities in Arizona. The sheriff’s office said it is investigating the incident. Located outside of Grand Canyon National Park in the Grand Canyon West area, the Skywalk is managed by the Hualapai Tribe, according to the National Park Service. The Skywalk has seen more than 10 million visitors since 2007, according to the Grand Canyon West website. The Mohave County Sheriff’s Office and the Hualapai Nation Police Department did not immediately respond to CNN’s request for a comment.

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Persons: “ Organizations: CNN, of Public Safety, National Park Service, Hualapai Nation Police Department Locations: Arizona, Grand, Mohave County, Kingman, Hualapai