Essence of hound's tongue and tincture of bloodroot are just the tip of the herbalist iceberg at this beautiful, impressively-stocked apothecary.

The first park built over a freeway is a brutalist masterwork.

A beautiful final resting place for some of the noteworthy deceased.

This family mausoleum is steeped in symbolism and looks more like a fantasy location than a grave.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

An extraordinary mixture of natural beauty and man-made phenomena.

A colorful architectural gem in Seattle's uniquely modern Central Library.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

Couple's personal collection of pinball machines turned public pinball museum.

A whimsical village of unique treehouses resides in a Washington forest.

A house filled to the brim with oddities and curiosities.

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

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

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

Seattle's own bad art museum located inside Cafe Racer.

A museum dedicated to the history and exploration of both popular music and science fiction.

Stroll through a wonderland of stupendous moss-covered trees.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

This ancient cave is home to a museum, bar, and is filled with fluorescent minerals.

An empty mine that some believe will suddenly be filled with fortune and treasures at the end of the world.

The extensive collection of an amateur naturalist.

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

A proto micro-nation sometimes populated by artists, surrounded on all sides by a Utah most barren.