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

Towering basalt columns, a creation of fire and ice.

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

Historic home to one of the most famous women pioneers of the 19th century.

A Native American petroglyph, the site of an emigrants' waystation, and the ruins of an early 20th-century sheep camp are all found at this crossroads.

An iron monument on the 120th meridian as surveyed, one of only four marking the boundary between Nevada and California north of Lake Tahoe.

One of the largest fleets of armored vehicles in the world, sitting out in the California desert.

At the edge of the high desert, California's second-largest natural lake is home to a unique subspecies of trout adapted to its alkaline waters.

This hiking/biking/horse trail along an old railroad grade features trestles, tunnels, and a roadless stretch through the scenic Susan River canyon.

Deep vertical fissures like miniature slot canyons cut across the cemented volcanic rock of Black Point above Mono Lake.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

A cooled lava flow from the Haleakalā volcano formed these surreal-looking columnar basalt structures.

Decor at “Nevada’s Oldest Thirst Parlor” includes Raquel Welch's brassiere hanging from a stuffed moose head.

These giant grain silo portraits capture elements of rural life in Australia.

Vermont's hills are alive with the sound of music at this historic hotel.

The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.

A living museum of curated gardens honors 4,000 years of agriculture in the Santa Cruz River basin.

A touching tribute to the "Wonkey Donkey."

Organisms normally seen under a microscope decorate this church.

A breathtaking 19th-century trail overlooks Lake Tahoe.

This rock formation named for its unique shape is one of many that call the Alabama Hills home.

A natural dome made of volcanic glass in Inyo National Forest.

A subterranean playground in an abandoned slate mine.