One of the largest underground systems runs under Canada's largest urban center.

An abandoned 19th century quarry in the middle of the woods, remade by unnamed wanderers into a massive series of rock thrones.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

A castle built for love, and abandoned due to heartbreak.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

A giant white horse drawn on an English hillside may not have been intended to be a horse at all.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

This metallic stampede sits frozen on a Washington ridge yet the artist's vision is still incomplete.

The first museum in the world devoted to sexual gadgetry.

The small town of Poulsbo in Washington state is the next best thing to the Kingdom of Norway.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

The highest point in Connecticut was incorrectly memorialized before surveyors discovered the actual spot.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This historic Victorian hotel has a scandalous history of affairs and murder.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

This massive roadside mascot was the first version of the giant to illustrate his butt.

This monster fiberglass crustacean stands watch over the self-proclaimed "lobster capital of the world."

An exercise in patience and imagination, where Mother Earth turned common stuff into precious hidden treasures.

What's that on the side of that building? Va Va Voom, it's Bettie!

These molds for fiberglass statues have formed an eerie, accidental sculpture park.