The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

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

An optical illusion found amid a logged redwood forest.

An increasingly eccentric apartment building, topped with winged beasties.

Seattle's super-sized cowboy apparel once belonged to a themed gas station that wrangled in herds of tourists.

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

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

What is the Thing?

This golf ball–shaped former desert real estate office now houses a UFO museum.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

The oldest farmer's market in America is so ancient it was approved by the King of England.

This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

20,000 pieces in a Frank Gehry-designed building.

A motel dedicated to Southwestern nostalgia.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

A collection of haunted objects and macabre oddities under one roof.

A peaceful, unique botanical garden complete with waterfalls, mini islands, and swans.

New York's oldest and possibly grandest keeper of books.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

The land is home to swimming ponies and a legendary 18th-century treasure.