The last remnants of a massive medieval wall that once encompassed the city of Berlin.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

Ha Long Bay's "Cave of Surprises" houses a popular phallic rock formation.

A non-profit that uses the impressive smelling abilities of African Pouched Rats to find and clear unexploded land mines.

This collection of reclaimed landmines acts as both an exhibition of their deadly history and as a shelter for children affected by them.

Hoax, mistake, or evidence of dinosaurs in human times?

A battle between nature and architecture in the Cambodian jungle.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

This bridge is embedded with a giant steel dragon that breathes fire from its mouth.

Remnants of the most densely packed city in world history, that thrived on anarchy for 30 years.

The best place for scenic views of the DMZ and North Korea.

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

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

An unusual pagoda design in in the northwestern part of Hwaeomsa Temple.

Ozymandias’ time-keeping temple.

One of its engravings is believed to be among the first representations of medical and surgical instruments.

The museum within the Kom-Ombo Temple complex houses mummified crocodiles and mummified crocodile eggs.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

The largest madrasa in Morocco once housed more than 900 students within its exquisite walls.

The home of half the world's population of critically endangered mountain gorillas.