Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

A massive maritime collision may have led to the myth of a resort island's strange financial status.

Bits and pieces from the ill-fated Donner Party's winter cabins.

A collection of artifacts from Maryland's maritime past.

America's first nuclear-powered merchant ship is now a time warp to the atomic age.

A ghost town originally established and governed solely by Black Americans seeking a place of their own, free from discrimination.

A hidden gem of a saloon in the middle of a ghost town.

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

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.

The best Tiki bar in Las Vegas.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

This once-booming gold mining hub was basically abandoned overnight.

Former 1954 Del Mar Train Station now serves signature cocktails and delightful culinary treats, and still operates as a Metro stop.

With nickel-steel armor and three-inch thick bullet resistant windows, FDR's train was a rolling fortress.

One woman's dream became a train hotel in her backyard.

"You don't need a rocket scientist to build a steam engine, but we've got one." -Museum docent on the credentials of a restoration volunteer.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

The short-lived railroad town in central Oregon has been abandoned since the 1930s.

The contents of this safe survived a 37-kiloton nuclear bomb.

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

This crumbling stump is all that remains of what was once thought to be the oldest living organism.

The largest man-made crater in the U.S. marks the spot where we once tested mining with nukes.

This Old West eatery along America's Loneliest Road was originally a stop on the Pony Express.

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