Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

A wall of chewing gum moonlights as collective art.

This working class sculpture pounds his hammer all the livelong day.

A museum dedicated to the history and exploration of both popular music and science fiction.

These grassy undulations on a stretch of University of Michigan campus aren't bad landscaping, they're art.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

An ever-evolving wall of graffiti art off East Liberty Street.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

A sharp bend in a dramatic river canyon cut through red rocks.

The fifth-longest natural arch in the world, and the longest outside China.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

The former Naval shipyard is open for exploring - mostly.

The perfect spot for a picnic, right next to a giant ballistic missile.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

A fine mixture of the old and the new topped with an art deco neon spire.

The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California."

A water tower shaped like a giant coffee pot looms over a small Swedish village in Central California.

In California, colorful roadside signs remind us all that love transcends borders.

A fake town founded by Western movie stars is now becoming a hip desert community.

A massive volcanic plug is now a protected area that hosts a number of bird species.