The park has the highest amount of mammals in the lower 48 states and the most active geysers in the world, attracting almost 5 millions visitors in 2021.
Yellowstone National Park recorded 4,860,537 recreation visits in 2021, up 28% from the 3,806,306 visits in 2020 and making it the busiest year on record.
Yellowstone National Park recorded 4,860,537 recreation visits in 2021, up 28% from the 3,806,306 visits in 2020 and making it the busiest year on record.