There’s a hidden military meme engraved on the World War II Memorial.

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

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

A rare tour of a commercial jet assembly plant, held inside one of the largest buildings in the world.

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

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

This monument remembers the first Japanese Americans forcibly relocated during World War II.

A comprehensive collection of bonsai set in a beautiful campus.

A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.

A collection of odd-shaped and quirky sounding instruments handmade by a midcentury inventor-composer.

Feeding hungry Ballard boat workers since 1922.

One man's eclectic collection of treasures found at sea.

A young botanist's horticultural vision realized through a lifetime of planting, tending, and collecting seeds.

An enclosed rotunda at the Henry Art Gallery in which viewers can look up and see the uninterrupted sky.

This edible park is open to any and all foragers.

Site of the greatest known waterfall that ever existed.

A fine, large-aperture telescope available for public use.

A busy cafe better known for board games than food.

Bonsai trees that are up to a thousand years old.

Peruse rare tomes like poetry bound in pearls or books with branches and berries growing out of their spines.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

This historic building provides a powerful glimpse into the lives of Japanese Americans forced to relocate during World War II.

An ice cream parlor chain that caters to vegans and pinball fans equally.