Giant origami crease patterns engraved in Santa Monica intersections may even be visible from space.

Instead of faces, these sculptures have barcodes—statements on societal dehumanization.

A fake town founded by Western movie stars is now becoming a hip desert community.

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

The quirky salon doubles as a retro museum run by the world's leading "hairstorian."

Explore 10 acres of environmental sculptures.

An off-grid art installation that encourages its visitors to imagine a world without waste.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A hand-built folk art installation covered with messages of God's love.

These lush groves of fan palms rise up like oases out of southern California's Colorado Desert.

The ghostly remains of an accidental sea.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

The world's brightest bioluminescent bay.

These red and black houses were awarded to the firefighters who saved their city from an enormous blaze.

This 20th-century mansion plays a key role in one of Puerto Rico's greatest novels.

The world's second largest single-dish radio telescope, once used to contact E.T.

This limestone cave offers an incredible view of the Río Grande de Arecibo valley.

This giant bronze image of Christopher Columbus embarked on a voyage of its own.

A magnificent waterfall nestled in the heart of the El Yunque National Forest.

The ruins of the first Spanish settlement in Puerto Rico.

This tiny home was originally a narrow alleyway.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.