One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

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

In Chicago, a pizza-enthusiast has opened a museum dedicated to the history of pizza.

A multimedia experience that chronicles the atrocities of racism.

A one-of-a-kind collection of a unique medium.

Community bookshelf of 25-foot-tall book spines.

During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

The oldest working bell set in North America, the bells at Old North Church sat silent for their first four years in Massachusetts.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

This botanical garden outside Chicago boasts an array of more than 300 varieties of lilacs.

The final resting place of a space program monolith.

This rare tortoise skeleton has been hanging around the downtown Los Angeles museum for over a century.

Panorama exhibition hall in old silent theater with a beautiful backyard garden.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

This small, but long-running hobby club has built one of the largest model rail lines in the US.

One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

These abandoned grain silos and tunnels are an urban exploration dream.

Where dioramas can follow you home.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

Museum dedicated to the art of cutting and polishing stones.

A ruined hotel with an unlucky history and an eerie present.