A massive development proposed for Grand Canyon National Park's southern gateway town of Tusayan threatens to change the community's character and strain the groundwater that fuels the park's springs and seeps.

Fire restrictions were put in place Friday in low-elevation areas of Kings Canyon and Sequoia national parks, a move that surely will be duplicated in many National Park System units in the West in the weeks ahead.

To mark National Trails Day on Saturday, ten trails with a combined 160 miles of path have been added to the National Trails System. The newly designated trails join a network of more than 1,300 existing national recreation trails, which can be found in every U.S. state.

If you’re headed out into the wild this summer, you may need to jump online and book a reservation before you go. For the second consecutive year, reservations are required to visit Yosemite, Rocky Mountain and Glacier national parks. Other popular sites, including Maine’s Acadia National Park, encourage visitors to buy entrance passes in advance.