This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

A sprawling collection of over 106,000 toys from around the world.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

Home to fossils and other specimens from the Western Interior Seaway.

Once an ancient sea, this landscape of rocky ravines is filled with the fossils of ancient marine life.

This small museum contains fossils from an era when Kansas was underwater.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

The man who wasn't there.

Belly up to the bar in Cowtown, don't forget to buy some boots.

A Texas museum filled with Broncos and Betties.

A modernist landscape of water and sci-fi concrete.

This theatre was made famous after Lee Harvey Oswald was captured inside watching a film.

A serene temple with stunning stained glass hides in downtown Dallas.

This downtown Dallas art installation is always on the lookout.

Architectural elements and building materials for this house were transported from Salisbury, England.

Millions of dollars worth of sculpture decorate this Iowa city center.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

A park where people have been going to feed friendly pigeons since the 18th century

This beachside town is home to a diverse nature reserve, multiple cays, and one of the three bioluminescent bays in Puerto Rico.

Years of neglect and nature took a toll on this 19th-century lighthouse.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

Everyone from Alan Ginsberg to The Rolling Stones has stopped by this classic dive bar.