Seattle's super-sized cowboy apparel once belonged to a themed gas station that wrangled in herds of tourists.

An abandoned World War II bunker is part of a chain that runs throughout Washington.

A giant sculpture dedicated to a staple of South Bend food culture.

This super-sized skillet is a replica of a usable giant pan where a woman once skated on bacon.

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

A giant roadside black bird marks the location of this eclectic local mall.

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

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

Multiple waterfalls and several historic CCC buildings anchor this state park in Oregon's Willamette Valley.

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 annual celebration of the infamous, unsolved skyjacking.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

A unique collection of drawings that represent Fremont Native American culture.

Three generations of intrepid collectors display their curious artifacts in a homemade museum right next to the caves they discovered.

This underground cave located in the most barren reaches of Idaho is filled with ice year-round.

Rare and gorgeous birds abound in this protected wildlife sanctuary.

Two geologically young and nearly circular volcanic subsidence craters, each about a half-mile in diameter, abruptly break the nearly featureless Snake River Plain.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

A petroglyph map of the upper Snake River carved by prehistoric hunter-gatherers.

One of the few remaining water-driven tool shops, originally built in 1911.

This rare, carefully curated collection showcases the history of neon inside a grandiose Elks lodge.

An extraordinary mixture of natural beauty and man-made phenomena.

Portland had a unique approach to Cold War-era protections.