Largest collection of mounted dinosaur specimens in the world.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

A taste of Middle Earth, in the middle of the Bayou City.

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Alexander Hamilton’s creation caused quite a bit of controversy.

Step into a pastel time capsule where candy is truly dandy.

A toxic ghost town sitting atop a massive coal fire.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

The only geyser in the state of Pennsylvania is caused by pressure from an abandoned coal mine outside of the ghost town Centralia.

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

This public space is speckled with the eerie remnants of a defunct amusement park.

This museum remembers the tough Mormon trek across America through an intriguing array of artifacts.

An inconspicuous footbridge beloved by San Diego locals.

Fourteen curious and controversial white bunnies sit in a circle near Newport Beach City Hall.

This park is home to well over 100 handmade birdhouses.

Famous and forgotten figures lie beneath the faded headstones and decaying planks of wood.

The last Americana on Route 66.

Hundreds of trees made from glass bottles make up this forest on Route 66.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

Decommissioned experimental solar facilities that pioneered solar energy technology.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.