A retro walk through the history of the tube.

A miniature world of concrete and stone in Springfield, Ohio.

Inside this wonderland of weird, visitors are treated to a collection ranging from skeletons to haunted artifacts.

A castle built by an eccentric medieval enthusiast in rural Ohio.

Inside, ancient treasures. Outside, modern contradictions.

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

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.

Hollowed out cedar log tubs set in an ancient towering forest.

1920's mining camp and environmental education center is serving to protect the surrounding forest, one of the last of its kind in the Pacific Northwest.

An out-of-the-way state park in Oregon that features both a picturesque waterfall and the ruins of a hydropower plant.

Make it an offering.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

A sprawling cave network created by a lone lava tube.

Bridges, terraces, and replicas of historic structures all built of rock and petrified wood by one man.

The world's last remaining store of its kind.

Formerly secret, precariously perched boulders.

Approximately 50,000 gallons of water gush from these springs, creating the Metolius River.

While it is not equipped to peer into outer space this observatory looks like it was built on the moon.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

Rushing water plunges over a 100-foot drop created by an ancient lava flow at this majestic waterfall.

This frequently-photographed waterfall takes only a short hike to visit.

Unknown to many, this sparkling turquoise lake hides amid Oregon's snowcapped mountains.

The longest continuous lava tube in Oregon.