A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

The only example of a Paris Métro sign in use at a subway station outside of the French capital. 

Its columns were all carved from the same white oak tree.

One of Canada's oldest museums, the beautiful Redpath has been serving up Natural History and Ethnography since 1882.

Immortalized in bronze, this frazzled student will be glued to his screen for centuries.

The vaulted ceiling is home to a scurry of “squirrelgoyles.”

Four metal statues of massive animal penises stand outside the university's Animal Sciences building.

The world's largest occupied bat houses hold hundreds of thousands of flying mammals.

The largest cemetery in Chile is the final resting place for more than 2 million people, from politicians to artists.

Pablo Neruda's custom-built lover's nest was made to remind him of the sea and named after his mistress' hair.

This bridge is haunted by the ghost of a distraught mother.

An early life spent in this "Old Kentucky Home" inspired the writings of North Carolina's most famous novelist.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

The national park was once a plantation estate.

Washington's iconic carousel has a nice piece of Civil Rights history.

This bridge over D.C.'s Rock Creek Park is sometimes called the "Buffalo Bridge" because of its four buffalo sculptures, which were cast from a single piece of bronze.

Decades before the scandal, this staircase on the river was a literal "water gate."

A rotating cast of guys and dolls in front of a Washington, D.C. building.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

The National Park Service’s best-kept secret with views that rival any in D.C.

An overlooked memorial honoring the local Washington residents who died in World War I.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.