This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

Three columns of volcanic rock shoot out of the ocean.

Cairns built to bring travelers good luck stretch across the land like miniature stone mountains.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

Get up close to emus and ostriches, or buy their tasty meat.

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

California's largest steel arch bridge.

Hidden in the Santa Ynez Mountains off Highway 154, this tiny restaurant once served as a stagecoach stop.

Colorful Native American paintings are hidden within this small cavern.

Explore more than 130,000 new and used books in the "world's largest outdoor bookstore."

Graffiti-covered ruins that were once part of a farm owned by a mental hospital.

Remnants of the United States's largest accidental oil spill still mar a California valley.

The San Andreas Fault spectacularly offsets this creek.

Hidden in the back of a disused small town hotel is a dive bar shellacked with over a million pennies.

A remote crossroads honoring a fallen talent.

A massive volcanic plug is now a protected area that hosts a number of bird species.

The unbelievably opulent home built for an infamous newspaperman.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

One woman's Viking Castle on Lake Tahoe.

Curiously, this large sporting goods store features 14 wax representations of American presidents.

The arch that celebrated the completion of the Lincoln and Victory highways.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.