In one of the largest expansions of the National Park System in decades, a nearly 1,700-page bill to fund the Defense Department carries amendments to add roughly a half-dozen units to the park system and add acres to others. But the measure also raises concerns over whether Congress is micro-managing National Park Service decisions when it comes to wildlife management under the Endangered Species Act, and how donors to the system should be recognized.

There's a new business opportunity in the National Park System -- leading scuba dives on a B-29 Superfortress Bomber lying on the bed of Lake Mead at Lake Mead National Recreation Area in Nevada.

The enormous variety of areas in the National Park System means there's also quite a range of experiences when it comes to getting to and from your park destination. Whether you're taking the subway or city bus to an urban park or riding a train, small plane or ferry to reach your destination in Alaska, there are plenty options for a memorable trip...and sometimes they can be memorable indeed.

Denali National Park and Preserve officials are seeking bids for four contracts for providing mountaineering guide services in the park.