This old residential building was once the largest flour mill in the world.

A Perpetually Under construction Park.

The only arched bridge made of stone on the entire Mississippi River.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

The remnants of a creative early method of wildfire prevention.

Dramatic river bend surrounds a natural red-rocked pedestal.

An exotic wildlife habitat right off The Strip.

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

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.

A massive sea stack famous for its appearance in The Goonies.

The magic's in the hole!

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

The eccentric mansion of one the most popular horror authors of modern times.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

Yo, Adrian!

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

This semi-secret storybook hedge maze is also the oldest garden in the city.