World's largest collection of serial killer artwork and other macabre exhibits.

A terrific purveyor of natural history objects and curios.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

The mayor made the declaration in 2004.

Activists are fighting to preserve these unfinished highway ramps as a tribute to the citizen revolt that halted their construction decades ago.

A collection of odd-shaped and quirky sounding instruments handmade by a midcentury inventor-composer.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

Old submarine parts have been converted into faux whale fins.

A normal, unassuming pedestrian overpass has been the demise of many, many trucks.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

This gold-winged spire celebrates the first true flight around the world.

Train debris from the deadliest avalanche in United States history can still be found in the ravine where so many perished.

North America's first Indigenous-owned winery is located within Canada's only desert-like ecosystem.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.

The only Native American museum along the Oregon Trail, run by the peoples who have lived on the land for generations.

A little-visited ghost town state park offers a glimpse into Montana’s "Silver Queen."

A smoke stack so large, the Washington Monument could fit inside!

Site of the greatest known waterfall that ever existed.

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

The strange phenomenon causing gravity to "work backwards" on this hill has been blamed on the paranormal.

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

This oddity shop contains everything from antique tools to a human skeleton.