A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

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

The site of the climactic scene from the classic horror film is now a historic landmark.

This castle was once considered as an option for the Royal Family's alternate residence, but you may know it better from the 'X-Men' movie.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

This exaggerated sculpture resembles a well known feature of Vancouver:

What happens when a sculptor has to find a way around a 100-year-old copyright.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

A massive Montreal stadium that has seen nothing but trouble since its inception.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

The skyline of Montreal includes the silhouette of an unexpected fruit-shaped Canadian staple.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

The highest tropical mountain range in the world is in Central Peru, home to a vast array of exotic and quirky plants and animals.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Erotic art covers the walls of the largest ancient pleasure palace.

The walls and streets of the ancient city are peppered with penises.

The Emperor Tiberius' palace of debauchery.

This clifftop arch is a natural stunner.