A world-class observatory in the California desert.

The site of murders and Satanic cult gatherings.

This little blue house pokes out over the campus of UC San Diego, seven stories high.

Take a leisurely ride on a 1906 cable car or a 1907 steam locomotive.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

This mysterious petroglyph evokes the ancient swastika symbol but was later vandalized with the more troublesome Nazi one.

Megachurch turned Catholic church comprised of 10,000 glass panes.

An unexpected and peaceful oasis on a hillside.

Version of the French Riviera destroyed by the sea.

Along a California highway is a kind of Jurassic Park made of metal.

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

Traversing these canyons, visitors can take in stunning views and glimpses of the region's history.

You don't have to be a diplomat to visit the so-called Camp David of the West.

A 250 million-year-old rock formation has earned a rather unique nickname.

The world’s largest concentrated solar plant generates as many problems as megawatts.

A reproduction of earth's many biomes.

This church on a Tohono O'Odham reservation has stood since 1797.

From working out of his garage to the James Beard semifinals, one Tucson baker has kept his fan base—and his grains—local.

Some of the Old West's most notorious outlaws frequented this mining town.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

This 47-foot chile pepper sculpture welcomes Scoville heat unit obsessed tourists to the Big Chile Inn.

At this research institute, the chile is king.

The entire history of the U.S. Space Shuttle Program is painted on an enormous roadside water tank.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."