The clock that sets them all.

This now-abandoned outcrop is an important Native American spiritual site, overtaken by European settlers and mining pollution.

This drive-by, rotating mini-gallery is nestled in the suburbs of Colorado.

In the middle of a suburban Denver neighborhood is a cave that once provided solace for a prominent Ute chief and his family.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

Where scientists keep miles of very valuable ice from Antarctica and Greenland from melting.

One man's love for East Coast diner culture brought an entire eatery all the way from New Jersey to Colorado.

This eclectic collection documents the wild legacies of "America's Wickedest Street."

In a small Japanese garden off a busy Denver street, a memorial to a brave, principled politician.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

Hidden on a cattle ranch in Arizona, this bookstore has been celebrating Southwest literature for more than 40 years.

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.

This hanging crocodile is thought to be the "dragon" that once plagued a Czech city.

This eatery re-creates dishes from the Ottoman Empire so you can dine like a sultan.

Legend says if you stick your thumb in the hole and it gets wet your wish will be granted.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A marvel of Byzantine engineering under the streets of Istanbul.

This cafe offers a curated collection of treats and tipples made by monks and nuns.

Microscopic scenes; some call it novelty, some call it art.

A slice of central Asia in the middle of Berlin.

Started as a kitchen garden, now the second largest botanical garden in the world.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

A massive, abstract lookout tower providing a panoramic view of Prague.

The rusted creatures wait to be discovered in Prague's botanical garden.