The perfect spot for a picnic, right next to a giant ballistic missile.

The site of many tense prisoner exchanges across the Military Demarcation Line between North and South Korea.

A monument to the two U.S. officers killed by North Korean troops while trying to trim a poplar tree.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

One of two giant blue cockerel statues erected with an intentional double meaning.

You can spend the night as an honorary lighthouse keeper in this quaint, historic beacon.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

South Korea's largely symbolic, barely used gateway to the North.

George Martin's Caribbean recording studio now rots within the shadow of an active volcano.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

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

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

Every summer local children form "pysja patrols" to save young birds that have wandered from their nests.

A huge musical instrument played by the ocean.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

This shop and studio is dedicated to the art of the book, from letterpress to bookbinding.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

An artsy hidden staircase leads to breathtaking views of San Francisco.

These ancient sacred grounds granted amnesty to those who managed to reach them.

This black shoreline is made up of exploded lava particles.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.