Sinking blocks of rock created this distinctive network of valleys.
Published Jun 6, 2014
The highlights of this landscape in southern Utah tend to reach down into the Earth, rather than soaring above it.
Published Aug 20, 2017
The park sits at the eastern edge of the Paunsaugant Plateau, and the ridgeline offers stunning views across southern Utah.
Published Jun 25, 2006
Falling blocks of rock in cliff alcoves became building materials for Ancestral Puebloans—and a popular draw for tourists visiting the park.
Published Aug 26, 2016
Slot canyons and the world's longest natural arch are among the geologic features found at this park in southwestern Utah.
Published Jun 19, 2016
Over epochs, deposition and erosion have carved sharp spires and deep canyons out of this South Dakota landscape.
Published Aug 27, 2016
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
Established in 1975, the park saw fur traders nearly two centuries earlier, and it supported human inhabitants thousands of years before that. Today, almost a third of the park is water, and travel through the park is usually by boat.
Published Oct 1, 2006
Americans celebrate the 75th anniversary of Shenandoah National Park, just 75 miles from Washington, DC, but worlds away in spirit.
Published Jun 25, 2011
Acquired on May 10, 2002, this natural-color image shows the varied landscapes of Big Bend National Park in southwestern Texas.
Published Jul 18, 2010
