With many national parks facing huge backlogs of deferred maintenance — Yellowstone National Park alone is estimated to have more than $1 billion — the federal government is proposing a new fee on foreign visitors to address some of the shortfall.

President Donald Trump signed an executive order on Thursday to increase entrance fees at U.S. national parks for visitors from other countries, even as his administration seeks to cut national park spending by more than a third.

President Trump signed an executive order Thursday for the national park system to charge higher entry fees for foreign visitors.