This sculpture forces visitors to confront their relationship with space.

The Denny Substation has been called "the coolest substation in the world" and sits in a densely populated Seattle neighborhood.

This multi-functional park is a marvel of civic engagement.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

This painted blacktop brings the classic arcade game to life.

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

In this subterranean brick arcade, a small shop continues the ancient practice of bookbinding.

An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

Founded in 1961, this comic shop is said to be the oldest in the world.

Deep into the lower floors of Pike Place, find a date with fowl fate.

A nondescript Seattle restaurant inherited a piece of European history.

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

Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

A tribute to a unique bike race that takes place every year.

A Portland legend tells of small green archers shooting random passersby with visionary arrows.

This sprawling bookstore spans four floors and has more than a million books in stock.

Although outnumbered, the Tecumseh Confederacy defeated a large regiment of United States troops.

A historic cider mill still using time-tested techniques.

This empty Detroit high school was too expensive to maintain or destroy.

Outside this souvenir shop is a statue of Bigfoot composed of volcanic ash, and plenty more to see inside.

The world's largest egg has been cracked a number of times over the years but has been repeatedly replaced.

Little did a museum know, they possessed the last-known lunch wagon in existence.

The only surviving prototype for Buckminster Fuller's house of the future.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.