A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

A Nevada mining boomtown that ran out of silver and luck.

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

Thousands of crosses and markers for soldiers who lost their lives in Iraq and Afghanistan blanket a California hillside.

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

This hidden amusement park is a magical escape for kids and kids-at-heart.

A plaque and memorabilia collection mark where A&W got its start.

Before it was abandoned and left to rust alongside the road, this riverboat starred in a John Wayne movie.

A train tunnel that was made obsolete by the dam it helped create.

This 19th century hydroelectric powerhouse was the first of its kind.

Built to hold Gold Rush wealth, this building has withstood the test of time.

Established in 1853, this crumbling cemetery sits forgotten on the corner of Church and Chapel in Gold Country.

The smallest country in the world.

A unique museum where guests can rent and operate a locomotive.

Its dark depths conceal millions of rare, delicate crystal formations.

Home of what was the largest hydraulic mine in the world, producing gold and the first diamonds in the U.S.

Eclectic collection of dark and macabre antiques.

Built in 1895, this bed and breakfast was once a hospital that served an early 1900s Gold Rush boomtown.

A grave dedicated to the pioneers who settled California.

The beauty and the beast of hydraulic mining is on full display at this California Historic State Park.

Some cheeky plantings brighten an old slipway on Scotland's Firth of Forth.

This tiny little cave was said to have been a refuge for a saint with a glowing arm.

Stay in the one time home to one of Scotland's most notorious gentleman's sex clubs.