Nuclear reactor created the plutonium used on Nagasaki.

Orcas on display and in the water.

Sleep beneath the big screen at this old-school movie theater.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

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

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

A frozen relic of Seattle's hydroelectric boom is now a teaching facility for future engineers.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

This historic Chinese church was relocated and revived as a museum that preserves and celebrates Chinese art, history, and culture.

An ode to the friendship between four Pacific Rim countries.

North America's largest accredited model railroad museum.

This San Diego museum, housed in a former Navy training facility, is dedicated to preserving women’s historic achievements.

San Diego's most historic and haunted home.

A forensic lab dedicated to fighting crimes against wildlife.

Shakespeare has been brought to life in this open air theater for the better part of a century.

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

The site of the Wellington avalanche, one of the America's worst railroad disasters.

With its vaulted ceiling and gilded details, this University of Washington library would feel right at home inside an old palace.

This Alamo Square mansion is rumored to have hosted satanic rituals and other occult practices.

Under the shadow of its towering parent tree, a rare specimen of sequoia produces ghostly white leaves.

This painted marvel is San Francisco's 400-foot ode to urban biking.

Overflowing with shipping containers, this location has been transformed into a massive workspace for artists.

Get a taste of Chamorro cuisine, family-style, at this popular restaurant.

Approximately 250,000 people left homeless by the great earthquake and fires found shelter in Golden Gate Park.