This gallery of prehistoric red ochre art lines the wall of a scenic segment in Utah's San Rafael Swell.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

This geothermal hot spring hides beneath a slowly growing mineral dome.

You may recognize this beautiful grove within Kaitoke Regional Park as location of the house of Elrond.

A flooded Mexican cave that hides a river beneath the water.

An ancient system of freshwater caves filled with animal bones, including that of species long-extinct.

This “living museum” at UCLA exhibits thousands of plant species from all over the world.

Nuclear waste dump site now an environmental sanctuary.

An antiquated German apothecary on Chicago's North Side.

This 22-acre botanical garden is home to the largest collection of rhododendrons in the world.

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

A meow-velous tribute to a beloved street cat, made famous on the internet.

Travel deep inside of Europe's second largest glacier in the world's largest man-made ice cave.

The only museum of sake in the United States is nestled in an unlikely California college town.

The Citrus Variety Collection at UC Riverside contains two trees of each of the 1,000+ varieties of citrus.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

A small museum dedicated to one of the most popular fish in Taiwanese cuisine.

A common entry point to the Griffith Observatory trail holds its own wonders.

In a city filled with Frank Gehry buildings, one stands out as one of the architect's weirder works.

A faux European lane smack dab in downtown L.A.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

Learn to make this village's specialty: volcanic mud tofu.

The only restaurant serving indigenous foods from the Amazon.

A cozy bookstore is tucked within an old gold mine shaft beneath the cafe and ice cream shop.