This railroad and oil tycoon's lavish estate now stands as a time capsule of the Gilded Age.

One of many gator theme parks, abandoned in the sugar fields of South Florida.

An underwater city for the dead.

It turns out that a hurricane-prone beach is probably not the best place to house wild animals.

A replica of where the Last Supper was held.

This underfoot portrait is the work of a disgruntled painter inspired by a tragic poem.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

This hot dog-shaped diner has moved all around Colorado, never been to New York.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

The home of a formerly enslaved man who went on to become a prospector, entrepreneur, and activist for Black rights.

Colorful murals stationed throughout Charlotte bring poetry to everyone.

Conjoined twins Daisy and Violet Hilton were stars of the vaudeville circuit.

Art Deco urban decay at this historical building.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Where America's first doomsday cult awaited the end of the world.

A rare view of a preserved Victorian science museum.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

A museum of natural history, Edwin Carter's original log cabin home and workshop houses taxidermy specimens.

Curios, scientific antiques, oddities for sale.

This sidewalk tribute honors Colorado's great culinary creation.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.