In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Known as the most dangerous bridge in the world, the Hussaini Hanging Bridge is only one of many precarious rope bridges in Northern Pakistan.

Space-age minarets towering over Islamabad.

Named after the Goddess of Harvests, Annapurna is the deadliest member of the Eight-thousanders club.

Jumping-off point for a climb up Mt. Everest is the most dangerous airport in the world.

Everything from a plane to your own two feet are needed to reach this jungle resort.

A complicated contraption for telling time by the moon.

A dilapidated dock tells the story of Titanic’s missed arrival.

Popular tourist destination where witches in dark hats sell dried llama fetuses for good luck.

The Uros people live on floating reed islands in lake Titicaca.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Baroque celebration of the end of the Great Plague of Vienna.

Museum dedicated to the terror regimes of Hungary.

Venice's island of the dead.

Go inside to really appreciate this 500-year-old technological masterpiece.

Pilgrimage site for star-crossed lovers.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

This enormous "shamoji" means more to the people of Miyajima than just a way getting rice onto a plate.

Peace Park and the Atomic Bomb Dome.

This Japanese national treasure was originally built in 593.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

Home to more than 13,000 pieces of war memorabilia and military equipment.

This abandoned-looking amusement park is frighteningly open for business.

North Korea's massive "hotel of doom."