No injuries were reported, but the park service says it's seeking information about 15 people who may be missing or unaccounted for.
On Tuesday, the Grand Canyon celebrates a major milestone: 100 years as a national park.
The money from the admission hike will be used to fund $11.6 billion of infrastructure repairs.
A tour helicopter carrying seven people on board crashed in the Grand Canyon, killing three people and injuring four others.
These are the most extreme glass structures from around the world.
You know the Grand Canyon is big, but just reading these facts about its size and majesty will leave you in a state of wonder.