Park officials have confirmed that a recent rockfall at Yosemite National Park was in fact the largest such documented event in the park in more than two decades. As a result of the rock and other debris, the southern portion of the Mirror Lake loop trail is closed to hikers indefinitely.
Denali National Park and Preserve is home to the highest mountain in North America, a distinction that inevitably attracts mountaineers and sightseers from all over the world. Now a new twist in possible activities at Denali is under discussion: sky diving.
Not even its remote location in eastern Nevada can protect Great Basin National Park from the pressures, demands, and impacts of urban areas. Proposed power plants threaten its air, and growing Las Vegas could impact the park's water resources.