Great Smoky Mountains National Park, unlike some other national parks across the United States, doesn't charge for admission.

Here's how President Donald Trump's new executive order may impact Tennessee's Great Smoky Mountains National Park.

Great Smoky Mountains National Park, unlike some other national parks across the United States, doesn't charge for admission. It legally can't.

Here's how Trump's new executive order may impact Tennessee and Great Smoky Mountains National Park.

Here's how President Donald Trump's new executive order may impact Tennessee's Great Smoky Mountains National Park.

President Donald Trump signed an executive order July 3 directing National Park entry fees be increased for foreigners.