This historic square in Nepal is home to temples dating back to the third century.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Sacred Buddhist home of some spiritual monkeys.

This North Korean pegasus statue was built as a symbol of the speed and perseverance of North Korean workers.

Pyongyang’s Arch of Triumph is the second tallest triumphal arch in the world.

A former palace transformed into a mausoleum for North Korea's supreme leaders.

One of the largest public squares in the world, named after the former DPRK supreme leader.

A vast museum devoted to North Korea's victories against its imperialist enemies.

A highly symbolic tower in honor of Supreme Leader Kim Il-sung's personal philosophy.

Captured in 1968, the Cold War spy ship is the only U.S. Navy vessel being held by a foreign government.

A giant bronze monument to Kim Il-sung and Kim Jong-il is one of the most sacred sites in North Korea.

A symbol of the Workers' Party of North Korea.

A bizarre collection of gifts to North Korean dictator Kim Jong Il from the despots of the world.

North Korea's massive "hotel of doom."

66,000 pieces of art, donated by one of the world's richest men.

Frida Kahlo's childhood home, now a museum of her life and works.

A marvel of Byzantine engineering under the streets of Istanbul.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Qatar's oldest market can trace its origins back more than a century.

A patchwork of ruins from various civilizations in one of the world's oldest continually inhabited cities.

The largest hewn stone in history.

A monumental underground karstic wonderland is also the water source for over a million citizens of Beirut.

An oasis of shade and color amidst the bustle of the old city.

This flagpole ranks among the world’s tallest and can be seen from three countries.