The world's largest squirrel statue clutches a pecan bigger than your head.

A walkable map of the world, made from soil and stone by one man.

An American city stranded at the tip of a Canadian peninsula where strict adherence to the "49th parallel rule" became problematic.

One of just a few cities in the world to base their center of government on an island. Others: Paris and Osaka.

An abandoned saucer-shaped monument in the Bulgarian mountains.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

Spiral alpine structure provides an alternative experience of viewing the Matterhorn.

The tallest outdoor elevator in Europe rockets passengers on a dizzyingly precarious ride to the top of a mountain.

Unable to build support structures on glaciers, the engineers for this tramway were forced to design a unique system.

An icy lake tucked among jaw-dropping alpine panoramas.

This snug medieval lane is one of the narrowest streets in the world.

America's smallest town is run by its single citizen/mayor/librarian/bartender.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

America's silhouette includes 100 square miles of wilderness jutting into Canada thanks to an old mapmaking error.

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

The Twisted Trees of Alticane are an unnerving grove of Quaking Aspen, apparently mutated from a single source, giving them a twisted and unnatural appearance.

Canada's subterranean Cold War museum has doubled as a movie set.

This chilly Canadian hotel has a four-month lifespan due to the unusual material it's made of.

This huge 12-foot concrete moose on the coast of Nova Scotia is the grandest of the sculptor's giant creatures.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

No need to strap in for a "ride" on this walkable roller coaster.

A memorial to the murdered Jews of Kaunas.

A small monument in Lithuania marks the geographic center of Europe—or at least one of the claimants.