An allegedly haunted mansion with a tragic, tawdry past.

42nd story Pyramid shaped penthouse tops Seattle's oldest skyscraper.

This Seattle joint serves food inside an old train car once used by FDR.

Couple's personal collection of pinball machines turned public pinball museum.

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

At the base of Steens Mountain resides an otherworldly desert.

Instead of fruit, the branches of this tree are brimming with hopes and dreams.

A delightfully quirky blend of oddities spread throughout an old 1920s bank.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

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

Treehouse motel and treehouse-building school.

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.

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

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

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

On the Oregon coast there is a natural hole that seems to be draining the sea.

A deserted hodgepodge of experimental structures designed by nearby university students.

This 19th-century church is now a popular roller rink.

A house built from trash known as the poor man's Hearst Castle.

An optical illusion found amid a logged redwood forest.

One of the most unusual geological features, recognizable from a dozen hit movies.

One of the oldest reform schools in the United States, home to wayward boys such as Merle Haggard, now abandoned.

A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.