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

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

An old World War II hangar holds 20 vintage aircraft and the rare opportunity to take a ride in a 1940s warbird.

The largest wooden building in the world now houses a fascinating collection of aircraft.

The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

Home of Howard Hughes' Spruce Goose.

The wooden airship was the largest flying boat ever built.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

Mountain known by the Tillamook Tribe as "the place of the supreme deity."

Tens of thousands of tiny birds swarm into one school chimney every fall.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A midcentury ranch house hides a literal treasure trove of unique rocks and minerals.

A vertically floating hemlock controls the waves and weather at Crater Lake.

Tiny horses tethered to antique rings are scattered around the city.

Portlandia is the second-largest copper repoussé statue in the United States.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

A sculpture of a salmon swimming through a brick building.

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

100-year-old shipwreck you can walk up to at low tide.

This charmingly homemade amusement park has been growing for 40 years.