Get ready! If you are planning a trip to a national park or two or three this spring or summer, you may have more concerns than crowded hiking trails, lack of cell service or unexpected thunderstorms.

As the administration fires rangers and other workers, an internal memo is directing the National Park Service not to publicize visitors numbers.

At more than 12 million visits, the Great Smoky Mountains National Park was the most visited national park in the country. It was followed by Zion National Park, Grand Canyon National Park, Yellowstone National Park, Rocky Mountain National Park and Yosemite, which all recorded between 4 million and 5 million visitors.

In light of our current administration's desire to downsize the federal government, the National Parks Service was hit with around 1,000 layoffs in February – that means the crucial workers that maintain trails and camping grounds,

There are lots of great Arizona national parks beyond the Grand Canyon. Here are the best national parks in Arizona plus tips on what to do when you visit.

Facing massive layoffs, spending freezes, and general uncertainty, the National Park Service reports a record-breaking 332 million visits last year.