Grand Canyon National Park will open two campgrounds on November 1, attracting more tourists. Ex-rangers continue to ask for park closures.

Winter is a surprisingly great time to explore some of America's best national parks, because the crowds are up to 90 percent lighter this time of year.

The U.S. Army Corps of Engineers said Friday that the federal government shutdown is forcing it to close some parks, boat ramps and campgrounds in its Mobile District, which spans four Southern states ...