One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

A collection of more than 12,000 shoes, displayed in a building shaped like a shoebox.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

A half-size replica of the World Trade Center towers above Tulsa.

A museum in Mississippi celebrates the history of Coca-Cola and the man who brought it to the masses.

A preserved stretch of ancient fossilized trees with an impressive gem collection to boot.

Giant novelty guitars now mark the spot where Robert Johnson is said to have sold his soul to the devil.

A four-hour holy-rolling, Hallelujah-shouting, Southern gospel service, rendered as a country market where "All Is Welcome, Jews, and Gentiles."

Built by prisoners of war, the largest small-scale model ever built includes eight miles of tiny streams that now sit abandoned.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

Willy Wonka would love this weird half-a-home.

With well over 130 falls and cascades to brag about, Hamilton, Ontario has earned its stripes as the waterfall capital of the world.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.

Its buzzing collection honors vibrator history.

This shop specializes in oddities and Victorian-inspired wonders.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

A psychedelic labyrinth on the San Francisco bay.

It should come as no surprise that the world's largest artichoke lies in the town that calls itself the "Artichoke Center of the World."

A gas station and a state sign commemorating the most famous claims of extraterrestrial abduction.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

Elaborate tile work in this railway station tells the story of Portugal.