The memorial gravesite of the young composer of China's national anthem.

270 million year-old forest of stone.

These layered sandstone mountains in China look like they are made of pressed crayons.

The world’s tallest outdoor lift stretches along the stone pillars that inspired the floating mountains in the movie “Avatar.”

A total of 999 stairs lead visitors through a massive hole in a mountain known as the Gateway to Heaven.

This vertical pinnacle in China was the inspiration for the floating mountains in the movie “Avatar.”

The field of tiny caves that mark this Chinese cliffside are each their own historic Buddhist temple.

A harrowing trail up a mile-high mountain.

A sacred mountaintop temple offers a fine cup of tea to visitors who can survive the journey.

Enormous burial mounds of ancient emperors.

Although resembling a grand Buddhist temple, this structure is actually the largest mosque in China.

An ancient fortification lives on in this Chinese city.

The man who is mainly remembered for a chicken dish he had nothing to do with is buried under a large concrete dome.

The world's largest statue of Mao Zedong looks out over the city where he discovered Communism.

North Korea's massive art and propaganda factory now has an official gallery space in Beijing.

This smaller cousin of the Forbidden City has gone from ancestral sacrifice to tourist's whispers.

This ancient Chinese observatory still contains early astronomy technology.

Ming Dynasty necropolis raided during the Cultural Revolution.

The most famous location in China was home to whole dynasties worth of imperial rulers.

One of the world's largest ice festivals dazzles visitors for over a month with radiant sculptures and carvings.

Quirky Welsh observatory unites art and science.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.