Every drop of water in this 27-mile long reservoir was pumped up from the Columbia River using power from Grand Coulee Dam.

The longest spit in the United States ends at a lighthouse in the Strait of Juan de Fuca.

On the edge of this small Washington Park, a piece of the Earth's mantle has come to the surface.

This Spokane mansion and the stories within its walls have been brought back to life, thanks to careful restoration.

At the most northwestern point of the contiguous United States lies a trail leading through an ancient forest to stunning cliff-side vistas and massive oceanside caves.

An early 20th-century fruit warehouse home of an artistic and cultural renaissance in northeastern Washington.

This large artificial waterfall in Washington state was merely an incidental byproduct of a technological megaproject.

Celebrate Earth Day with a menagerie of vibrant, artistic animal costumes.

This unique library spans a mighty river.

The decorations were inspired by an unlikely missing treasure.

This 50-ton ship on Orcas Island has never seen the ocean.

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

Tasked with beautifying a disused stretch of industrial land one artist filled a hole with grass.

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

Protected from the elements, these Native American rock paintings have survived approximately 250 years.

Overlooking Puget Sound sits a garden with a Buddhist prayer wheel and an elaborate labyrinth.

Orcas on display and in the water.

A comprehensive collection of bonsai set in a beautiful campus.

This three-story antique market and curiosity emporium claims to be "the largest singly owned antique shop in the Pacific Northwest."

"Enter and be entertained or annoyed by Dada in Walla Walla."

The building features one of the last remaining free-floating spiral grand staircases in the U.S.

Site of the greatest known waterfall that ever existed.

Cave carved out of a huge snow drift collapsed killing one and injuring five in July 2015.

A nearly abandoned 19th-century town on the Palouse.