Only known mainland rookery of the threatened Stellar sea lion.

The magic's in the hole!

This frequently-photographed waterfall takes only a short hike to visit.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

On the Oregon coast there is a natural hole that seems to be draining the sea.

The crumbling remains of a gold mine that was operational in the 1930s.

Post office plaque commemorates local resistance to a cult invasion.

An out-of-the-way state park in Oregon that features both a picturesque waterfall and the ruins of a hydropower plant.

The short-lived railroad town in central Oregon has been abandoned since the 1930s.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

A massive sea stack famous for its appearance in The Goonies.

100-year-old shipwreck you can walk up to at low tide.

A rotting tree in the middle of Seattle doubles as an elaborately-controlled art piece.

Every summer West Seattle experiences a housing bloom.

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

The final resting place of one of the most sensational guitar players of all time was created only after his father got the rights to his music.

This unique library spans a mighty river.

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

This century-old confectioner's outlet store was plucked right out of the Seattle World's Fair.

A bike being "eaten" by a tree is the real Vashon legend behind popular children's book, "Red Ranger Came Calling."

The highest point in Washington state is a volcano covered in glaciers.

Perhaps the world's only gas station inspired by a political scandal.

Nuclear reactor created the plutonium used on Nagasaki.