Walk through the sets of old western films at this small museum in Utah.

The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

Home to some of Indiana's last bison herds.

A bakery and variety store filled with an extensive taxidermy collection.

Discover a beautiful natural paradise, minutes away from a thriving city.

This grave marks the final resting place of pioneer John Chapman, better known as Johnny Appleseed.

This shop is named for a runaway elephant who smashed through its doors, stole some peanuts, and spent five days on the lam.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

The longest navigable underground river in the United States is home to countless blind and albino animals.

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

Tubing through a cave lit with glowworms is a magical underground experience.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

The narrowest house in Buenos Aires is less than 10 feet wide.

A bright little alley in La Boca is a part of tango history.

Under Hanoi’s medieval citadel sits a secret military headquarters from the final years of the Vietnam War.

Monument to a brutal, ineffectual US bombing campaign and a sobering reminder of the human cost of the Vietnam War.

The notorious "Hanoi Hilton" where Vietnamese colonial subjects and later American POWs, including John McCain, were imprisoned.

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

Gargoyle head that brings good luck.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'