The closures appear to be in response to mass layoffs imposed on the National Park Service last week by the Trump administration.

Both visitor centers at Saguaro National Park in Tucson will be closed one day a week amid federal budget cuts. Here's what to know if you're going.

National Park rangers throughout the US are warning of impending danger to visitors, wildlife and natural resources as job cuts and hiring freezes slash staffing at some of the country’s most beloved destinations.