A remnant of the Franco-Prussian War, lodged in the city's walls.

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

A pink sandstone column once used in ancient times to measure one's belly after a night of debauchery.

Explore this medieval cathedral by trying to spot all the malevolent monsters hiding in its beautifully colored windows.

There has been an astronomical clock on this spot since the 14th century.

The birthplace of the builder of the Statue of Liberty is now a museum dedicated to his work.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

Memorial commemorating the deadliest landslide in U.S. history.

See the imprints of ancient trees, burned and preserved by lava.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

Over 75 historically themed murals grace the walls of a small Washington city.

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

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

It's a unique monument honoring a great character who inspired a generation of young women to be more and pursue their dreams.

A mesmerizing amount of crazy art is attached to the side of this house on Seattle's Phinney Ridge, bringing smiles to those who venture down the driveway to take a look.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

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

A famous hotel houses an impression collection of mini dioramas and giant doll houses.

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

Known as the “Official Greeter of Juneau,” this dog still welcomes ships and their passengers to Alaska.

A whale of a public art display towers atop Juneau's cruise ship dock.

The tiny church offers succor to travelers driving by, but only eight at a time.

Every summer West Seattle experiences a housing bloom.

One of the best views of the city is tucked away at the top of a water tower.