Underneath downtown Lincoln resides a network of caves that was also the city's first brewery.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.

This unfinished tribute to a hometown hero and early baseball great is now an abandoned roadside attraction.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A tourist attraction founded around a slumping cabin.

A carnivorous plant paradise in a serpentine bog.

A 20-foot-tall egg painted in a traditional Czech patterns by the Czech community in Wilson, Kansas.

Rich red almandine gemstones are waiting inside the volcanic rock strewn across this eastern Nevada hillside.

Located in the remote Monitor Valley, this travertine bowl contains a scalding pool of water.

Two craters, which probably erupted within the last 1,500 years and are now filled by alkaline lakes, represent Nevada's youngest known volcanic activity.

This once rural mansion now sits in the heart of the city.

A petroglyph map of the upper Snake River carved by prehistoric hunter-gatherers.

This 19th-century museum inside of a lighthouse is only accessible during low tide.

Folk art crafted from discarded vegetable crates.

Canyon walls shrouded in ferns.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

This massive redwood tree has a hole in the base big enough to drive through.

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

This central Nevada cave is the spiritual home of ancient and enigmatic pictographs.

This rest area is also home to a remarkable petroglyph site.

When an ancient supervolcano erupted, some of Nebraska's prehistoric animals were forever preserved in ash.