Arizona Gov. Katie Hobbs called for a federal investigation into the Park Service's handling of the fire, which was sparked by lightning July 4.
The National Park Service is kicking off a year of events to commemorate the Grand Canyon's 100TH anniversary.
Will Smith celebrated his 50th birthday with a daring stunt.
The money from the admission hike will be used to fund infrastructure repairs.
Three people were killed and four critically injured when a helicopter touring through the Grand Canyon National Park crashed and exploded in a fireball, officials told ABC News.
Once a major winter storm began hitting the region Saturday afternoon, it probably would have been impossible to locate Karen Klein, who had gotten stranded with husband Eric Klein of Easton, Pennsylvania, and their 10-year-old son, Isaac, said Jim Driscoll, chief deputy for Coconino County.