Wayne Newton's sprawling estate is now open for visitors to catch a glimpse of his "heart and soul."

An exotic wildlife habitat right off The Strip.

Experience a charming 1930's version of "infotainment."

A new kind of theme park for adults off the Las Vegas Strip.

A picture-perfect town, perfect for blowing up.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

Giant telescope mirrors built in a spinning furnace under a college football stadium.

A $100,000 tumbleweed decorates an Arizona park and ride that got its priorities a bit tangled.

A Tucson museum and performance space full of found-object movable sculptures.

A cabinet of curious mathematical models and old calculators.

The biggest solar telescope in the world helps reveal the secrets of our sun.

This reclusive Hopi village in Arizona has been continuously populated longer than anywhere else in America.

A mysterious "wedding cake" castle in the middle of the urban desert.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

An Arizona museum with a collection of pharmaceutical oddities, including a jar of a gangster's chewed gum.

This golf ball–shaped former desert real estate office now houses a UFO museum.

One of the world's largest telescopes, stares into the night sky with two huge mirrors.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

Collection of vintage trailers double as hotel rooms.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

What is the Thing?

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.