This replica of the Greek structure is in the heart of Nashville.

“Live hard, ride fast, eat pizza” at this joint filled with Evel Knievel memorabilia.

The best Tiki bar in Las Vegas.

At the base of the Spring Mountains, a unique nursery packed with desert plants.

These markers are used to determine the ground stability of the Strip.

This arid landscape was once a lush wetland. Today, it's a paleontological site filled with fossilized mammoths, sabertooth cats, and more.

A luxurious doomsday bunker hidden beneath an unassuming Las Vegas home offers the best of subterranean suburbia.

Wayne Newton's sprawling estate is now open for visitors to catch a glimpse of his "heart and soul."

A blacklight mini-golf fever dream pays tribute to the iconic rock band.

This "floating railway" is one of the world's oldest monorail systems.

The site of a gold-digging conquistador's bloody landing in the Americas.

This home is decked out like a psychedelic explosion of colors and bowling balls.

This historic train station has been converted to a locomotive themed hotel.

More than five miles of underground passageways.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

Get up close with some alligators at this roadside farm attraction.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

This Florida arena, once host to "the fastest game in the world," has sat empty for 25 years.

A former hospital is now home to a pizza parlor and maybe a few ghosts.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

A statue commemorate Tommie Smith and John Carlos's brave protest at the 1968 Olympics, a watershed moment for civil rights.

A giant chess set, minus the psychedelic drug trip.

A life-sized mammoth sculpture marks the spot where the remains of a Columbian mammoth were discovered in 2005.

The headquarters of a secretive order is also a beautifully-designed park.