This cave was hidden for thousands of years, storing the worldly goods of ancient Native Americans.

The first project by the Bureau of Reclamation illustrates both the upsides and downsides of reclamation.

Red ocher pictographs survive in this tufa rock shelter on the shore of an ancient lake.

A deep toxic lake fills this abandoned open-pit copper mine, now a Superfund site.

An improbable water gap where the West Walker River, paralleled by a state highway, crosses the Singatse Range between Smith and Mason Valleys.

Nevada's second-newest state park offers camping, fishing, hiking, and river float trips.

Well-preserved ruins in the Pine Grove Hills of western Nevada.

Thousands of acres of beautiful wild landscape in the Great Basin.

Once a staging site for World War II munitions.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

The echoes of a railroad town that solemnly mark the end of the line.

For decades, the largest tungsten producer in the U.S. was located in a spectacular setting in the high Sierra Nevada, with some of the workings over 11,000 feet.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

A scenic hike in the High Sierra that ends at an old gold mine.

This Gold Rush ghost town was once the subject of a territorial dispute between California and Nevada.

An abandoned early 20th-century gold mine in a spectacular setting overlooking Bridgeport Valley and the Sierra Nevada.

This large chunk of dark rock is a relic from an ancient volcanic eruption.

This trench, some 2,300 feet long, is only the most prominent relic of a largely forgotten episode of placer mining on the east slope of the Sierra Nevada.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

Towering basalt columns, a creation of fire and ice.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.