The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

Anna Anderson spent most of her life claiming to be the lost Romanov child Anastasia.

A wall of chewing gum moonlights as collective art.

A museum dedicated to the history and exploration of both popular music and science fiction.

The small town of Poulsbo in Washington state is the next best thing to the Kingdom of Norway.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

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

The longest continuous lava tube in Oregon.

The world's last remaining store of its kind.

A sprawling cave network created by a lone lava tube.

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

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

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

Home of Howard Hughes' Spruce Goose.

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.

Home to the only outdoor municipal elevator in the United States.

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

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

This playground sculpture of an icon from the past is dedicated to the children of the future.

This inanimate goat created by the "welding nun" has been helping to clean up the city of Spokane for more than 40 years.

A giant milk bottle from the 1930s beckons drivers to this diner.

A heavenly experience, right here on Terra Firma.

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