Once a year, thousands of naked cyclists flood the streets of a Seattle neighborhood.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.

"The Reptile Man's" very own roadside zoo features an albino alligator.

The Denny Substation has been called "the coolest substation in the world" and sits in a densely populated Seattle neighborhood.

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

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

The classic lawn figurine now claims this wooded area as home.

Seattle’s Whimsical Mural Master.

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

A library of only unpublished manuscripts.

Offering an enjoyable alternative to the standard hellacious post office trip.

Deep into the lower floors of Pike Place, find a date with fowl fate.

A lush Seattle garden designed by the same landscape architects responsible for New York's Central Park.

Quirky movable sculptures have been racing through the town since 1983.

This super-sized skillet is a replica of a usable giant pan where a woman once skated on bacon.

This quiet neighborhood is also home to a 700-ton rock transported by the last Ice Age.

An annual celebration of the infamous, unsolved skyjacking.

The four tall pillars once marked the entrance of the historic Seattle church that fought for women's suffrage and civil rights.

A commemorative mural in this tiny Ballard park honors the neighborhood's rich Scandinavian ties, particularly with Seattle's Norwegian sister city Bergen.

Leave a button on the jacket of this iconic Seattle clown.

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

This playground sculpture of an icon from the past is dedicated to the children of the future.

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

The small town of Poulsbo in Washington state is the next best thing to the Kingdom of Norway.