Underneath a chalk hill in France lies what Hitler hoped would be the underground launching base for a devastating new weapon.

A rare example of World War I trenches from the British front.

A Cold War command center is hidden under an idyllic countryside.

A taxus-tree to which Julius Caesar reputedly tied his horse.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

A fine, large-aperture telescope available for public use.

A bust of the first president welcomes visitors to the only town in America called George, Washington.

Perhaps the world's only gas station inspired by a political scandal.

Remember that scene in the Matrix, when Neo is in the big white room with all the weapons flying by? Well, this is what it would look like if he had wanted trees instead of guns.

The strange phenomenon causing gravity to "work backwards" on this hill has been blamed on the paranormal.

Legend says that these tall basalt pillars are the petrified wives of a trickster god.

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

The colorful, smiling concrete silos of Vancouver.

At just six feet two inches deep, it is said by Guiness and Ripley to be the world’s narrowest freestanding office building.

"Girl in a Wetsuit" is what happens when a sculptor has to find a way around a 100 year old copyright.

A high point in Vancouver kitsch.

This conservatory allows a little bit of the tropics to thrive in the middle of a major Canadian city.

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

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

Traditional 15th century Chinese garden in the middle of Vancouver.

This Elizabethan hedge maze is one of only six in North America.

A cave's rare beauty held a cavernous secret hidden underground.