Naked summits alternate with forested lowlands in Yosemite Valley in this image acquired on August 18, 2001.
Published May 31, 2009
Americans celebrate the 75th anniversary of Shenandoah National Park, just 75 miles from Washington, DC, but worlds away in spirit.
Published Jun 25, 2011
A long, active geologic history sculpted the surface features visible today in the Teton mountain range and Jackson Hole valley.
Published Apr 10, 2016
Sites relevant to the start of the American Revolutionary War are interspersed throughout the modern-day Boston metropolitan region.
Published Jul 4, 2016
The park encompasses about 37,000 hectares of the Sonora Desert.
Published Jul 24, 2005
Acquired October 22, 2008, this true-color image of Sequoia National Park shows a network of varied ecosystem, including conifer forests, river valleys, alpine vegetation, and bare rocks.
Published Nov 15, 2009
Mountains and hills roll right up to the Atlantic Ocean in this rocky landscape that became the first national park east of the Mississippi River.
Published Jul 31, 2016
Over epochs, deposition and erosion have carved sharp spires and deep canyons out of this South Dakota landscape.
Published Aug 27, 2016
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