A colorful architectural gem in Seattle's uniquely modern Central Library.

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

This former coal gasification plant found a curious second life as a popular public park.

The longest and widest floating bridge in the world.

Nuclear reactor created the plutonium used on Nagasaki.

This long, dark tunnel is open to hikers, but those without lights are known to get confused even on the straight path.

An exercise in patience and imagination, where Mother Earth turned common stuff into precious hidden treasures.

This metallic stampede sits frozen on a Washington ridge yet the artist's vision is still incomplete.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

People come from across the globe to swim in this lake believed to have healing properties.

Site of the greatest known waterfall that ever existed.

This former mining hub holds a surprising abundance of undisturbed relics from the Old West.