The oldest building in Vancouver's Chinatown is now home to one of Canada’s largest contemporary art collections.

This enormous photomural pays homage to Vancouver's infamous history of public activism.

Antiques shop filled with all manner of curious collectibles.

The collection of signage remembers the midcentury pushback against the new neon light.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

A high point in Vancouver kitsch.

Illegal drag racing two stories beneath Chicago’s streets.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

The burial place of some of Mexico's most prominent residents is full of macabre stories and hidden masonic symbols.

The only castle in North America to ever house European sovereigns.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

Twelve natural mummies are displayed in the crypt of this former monastery school.

Meant to be one of the most extravagant hotels in the world, now an eerie, abandoned architectural gem in Mexico City.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

A 24-hour vending machine restocked daily with homemade full-sized pecan pies.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

More gold than anywhere else, ever.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.