Delays of up to 30 minutes are expected daily this summer along portions of the Grand Loop Road at Yellowstone National Park, and one construction area near Indian Creek Campground will sometimes close overnight.

A plan to crisscross 110 square miles of swampy landscape in a search for oil promises to test the National Park Service's ability to balance the unimpairment of resources with the "enjoyment of privately owned oil and gas interests" at Big Cypress National Preserve, a nearly three-quarters-of-a-million-acre wildland that nurtures endangered species and filters a good portion of the sheet of water that nourishes the "river of grass" on its way into neighboring Everglades National Park.

Great Smoky Mountains National Park invites the public to celebrate the National Park Service Centennial with Music in the American Wild for two live performances of music from 11 composers and seven performers, all affiliated with Eastman School of Music in upstate New York. The group is traveling to various national parks in the country and will play two concerts in the park on June 14 and June 15.

After decades of work and land acquisition by numerous partners, Santa Monica Mountains National Recreation Area will officially celebrate the grand opening of the Backbone Trail, a 67-mile trail that stretches from the city of Los Angeles to Ventura County.