The sunlight passing through the opening of this huge cave system creates a magical effect.

Spain's largest bullring offers a unique glimpse at architecture and history.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

Cuba's historical trains remind natives of their country's sugary sweet past.

Neo-cave art on the macro scale.

This imposing memorial contains the remains of Che Guevara — and 29 other guerrillas who died with him in Bolivia.

After the Cuban Revolution, the famous rum company had to leave their swanky headquarters behind.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

A colorful narrow alley in Cuba is full of street art and sculptures made of found objects.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

This Balinese sea temple is thought to be guarded by the hundreds of monkeys that live around it.

Hindu temple of the dead home to hundreds of long-tailed macaques.

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

Bali's remote "gateway to heaven" is one of the most sacred places on the island.

France's most famous cemetery, with some of its most curious tombs.

A prestigious learning institute of old Shanghai.

An ancient fortification lives on in this Chinese city.

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

The tiny statues form China's only known terracotta army from the Han dynasty.

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

This vast masterpiece of Moroccan architecture spreads across 20 acres.

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

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.