One of Amsterdam's narrowest houses is located right across the canal from its widest.

Once a meeting point for great thinkers, and the midpoint of the country.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

The final home of the legendary Danish sailor said to have lived to be 146 years old.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

This floating sculpture of ice is a poignant reminder of nature's power.

A symbol for the opposition to nuclear power around the world.

This inverted metropolis model is the artist's "revenge" for not being allowed to have a doll house as a kid.

The century-old plant starred as the villainous clown's lair in the miniseries based on Stephen King's "It."

A public display of random paleontology.

This colorful artistic feature atop a Danish art gallery allows visitors to stroll through a rainbow.

A tiny wilderness cemetery commemorates the deadliest episode of the Klondike Gold Rush.

The facade of this relic from the Klondike gold rush is decorated with over 8,800 pieces of driftwood.

A monument commemorating the role of Alaska's native Tlingit guides in the Klondike Gold Rush.

A historic freight system that found the true gold rush is in tourism.

The picturesque remains of an abandoned silver mine slope down to Tagish Lake in the Yukon.

Roadside collection of 65,000 signs.

The resilient spirit of this remote mining town burns bright in its eclectic memorabilia.

A spoke-tacular artwork constructed from recycled bicycle rims.

When the big city meets the edge of the frontier, log skyscrapers are born.

This decommissioned DC-3 now forever points into the oncoming wind.

Home to a full cast of the largest woolly mammoth ever recovered in North America. 

This tiny square mile of Canadian sand was once considered the world's smallest desert.

The colorful, smiling concrete silos of Vancouver.