This gold-winged spire celebrates the first true flight around the world.

A sliver of nostalgia in Seattle's Viretta Park.

A plaque on Canada's Hornby Island commemorates a fantastical creature from a fictional universe.

Few other hotels can rival the grandeur of the Castle in the Rockies.

New fungal and bacterial species call this deadly lake home.

A smoke stack so large, the Washington Monument could fit inside!

When in Idaho, sleep in a giant potato.

This set of hot springs also comes with fantastic views.

Boise State's stadium was the first non-green football field in the world.

Fifty years after a “blast blasted blubber beyond all believable bounds,” this idyllic natural area commemorates the carnage.

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

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

The only house in Oregon designed by the famous architect, Frank Lloyd Wright.

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

The wooden airship was the largest flying boat ever built.

Home of Howard Hughes' Spruce Goose.

Where Nor'easters go to die.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

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

Forever immortalized in concrete, this Simpsons etching was crafted by show creator Matt Groening.

A sculpture of a salmon swimming through a brick building.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

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

The oldest restaurant in Portland serves fiery coffee cocktails and an astounding amount of turkey.