Spanning an elevation of 160 feet and containing 388 steps, this is Seattle's longest staircase.

A "sinister, whimsical, tacky, and really orange" public art installation hidden under a Seattle bridge.

This popular bar has been blurring the line between normal and edgy for more than 75 years.

What's that on the side of that building? Va Va Voom, it's Bettie!

While these wooden totems bear a striking resemblance to First Nations artwork of British Columbia, their actual origins lay on the opposite side of the Pacific Ocean.

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

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

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

The longest and widest floating bridge in the world.

Old submarine parts have been converted into faux whale fins.

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

The century-old plant starred as the villainous clown's lair in the miniseries based on Stephen King's "It."

A winding stairway to a secluded beach in a residential neighborhood.

A short hike into the mountainside forest reveals a decaying 1890s town.

Nuclear reactor created the plutonium used on Nagasaki.

Bird dung painted this huge boulder which in turn inspired the name of a city.

This dilapidated ship carcass covered in trees is a striking sight.

Historic psychiatric asylum and most-filmed location in the Great White North.

A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

This trail leads to a mine that was used as a sanctuary during the Great Fire of 1910.

This private home is famous for appearing in the cult-classic "Twin Peaks" series.

A colorful hidden village of the fair folk.

Stones speckled along Harris Avenue reveal hidden nuggets of the past.

An electrifying collection of gadgets and literature from the 16th through 20th centuries.