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

A house filled to the brim with oddities and curiosities.

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

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

This unique Seattle structure was designed to be the greenest commercial building on the planet.

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

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

Every summer West Seattle experiences a housing bloom.

A uniquely lettered street sign marks the corner where the iconic word game was invented.

This outdoor observatory offers stellar views and a scale model of our solar system.

Explore 10 acres of environmental sculptures.

On a barren hillside in the Yucca Valley, the recently restored Desert Christ Park has attracted pilgrims and kitsch hunters for over 50 years.

Crumbling pink walls and murder memorials preserve the pioneer history of Joshua Tree.

An old California photo stand has been turned into a shrine to the cozy art of crochet.

This giant spider sculpture made from the iconic car is one giant visual pun.

This solo operation offers the world's only whey wines in flavors such as chocolate-orange.

An enormous, inside-out glass globe built in 1935.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

This simple apartment may have inspired some of the most important theories in the history of science.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

At the point of oceanic inaccessibility, you can't get farther from dry land without leaving the planet.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

Every weekend, people gather here for a brief chance to see their loved ones on the other side of the United States–Mexico border.