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

This First Nations monument is a peaceful spot with vast views of the Calgary prairie.

Kitschy steak joint where customers can cook their own meat over an eternal flame.

Canadian centennial project designed to gather information about UFOs.

The half-mile long structure is so impressive, it even shows up on satellite images.

The ruins of the "20-year town" lay out among the mountains of Alberta.

What was to be the world's most secure Cold War document vault ended up as just a few shallow caves.

Peek through the gates at this oasis from the city, full of Old English charm.

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

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

One of only two commuter aerial tramways in the United States.

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

More gold than anywhere else, ever.

An abandoned castle owned and ignored by Masons carries a cursed history.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

Read a book next to a Midtown waterfall.

A hip bar decorated with walls of golden skulls.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

This bar named after the world's first mixed cocktail was home to one of New Orleans' most notorious politicians.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.