This heritage rail line meanders through Delaware’s Red Clay Valley.

This collection of odd proofs of concept is like taking a walk through the imagination of a Victorian engineer.

Visit a fourth-generation farm and museum dedicated to everyone's favorite fungi.

An unusual and eclectic collection of local historical memorabilia.

An institution dedicated to the towering buildings that make up skylines in New York City and around the world.

This modernist building is the last remnant of an ambitious plan to restore a neighborhood.

This post-war motel embodies a little-known, Miami-born architectural style.

A provocative museum dedicated to the genre and the harsh realities that inspired its origins.

Visitors to Salt Springs State Park are encouraged to literally put their two cents in Penny Rock.

A physical catalog of ceramics made by the now-defunct Celadon Terra Cotta company.

An off the grid woodland retreat that harkens back to days long forgotten.

From grand battles to daily life, this Spanish museum offers a view of world history in miniature.

Mausoleums, astronomy, and animatronic dinosaurs at this memorial to an assassinated American president.

The White House Situation Room was taken apart in 2006 and shipped to the Ronald Reagan Presidential Library.

Perhaps the most scandalous statue of America's first president.

The story behind this beloved toy—named for Theodore Roosevelt and owned by his grandson—is more complicated than you might guess.

A market built atop boats is one of the few floating holiday markets in Europe.

Because holiday cheer is at its finest when it includes eerie mannequins, right?

This papier-mâché diorama celebrates an unusual landmark: the brightly-colored runoff from a local sock factory.

This unconventional used book store was once in the news for the surprising act of burning books.

Exhibits from an island in Lake Michigan are preserved in this hand-built cabin museum.

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

These hooded graves are the only of their kind in the United States.

Home to an eclectic collection of over 200 vintage motorcycles, Americana, and some of the most extraordinary antiques from all around the world.