This natural marble cave is one of only five national monuments in Oregon.

A tourist attraction founded around a slumping cabin.

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.

10,000 flowered plants bloom in the City of Roses.

An institution that preserves the history of institutionalization.

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

Only known mainland rookery of the threatened Stellar sea lion.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

A heavenly experience, right here on Terra Firma.

A beautiful 62-acre Catholic shrine and botanical garden.

The seamy, underground secrets of Portland's criminal past.

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

A restaurant and observation deck built in a unique broadcasting antenna.

Berlin's old airport.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

An ancient fortification lives on in this Chinese city.

Hidden behind musical flora and forgotten for over a thousand years, this cave is now a neon dream.

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

Climb to the top of the world's largest seated bronze Buddha.

These pastel-colored homes were built when the island of Macau was a Portuguese colony.

A tower marking the spot where Yugoslavia began its resistance against the invading Nazis stands neglected, but not quite forgotten.