An iconic photograph from the Spanish Civil War saved this shrapnel-scarred historic house from destruction.

Just like in Hollywood, Madrid has also a forgotten walk of fame.

Five million people are laid to rest here, more than the population of Madrid itself.

This species of wild goat stars in witchy legends and frolics among the park's eerie rock formations.

This small museum tucked within a subway station holds pieces from Madrid's past.

The little church's beautifully frescoed ceiling has earned it the nickname “the Sistine Chapel of Madrid.”

This small and often-overlooked museum holds some of Spain's finest artistic treasures.

An exact replica of a colossal Olmec head sits atop a pyramid within a Madrid traffic circle.

Commonly acknowledged as the only public monument to the Devil himself.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

The earliest known map to show America, discovered by accident at a Paris bookshop.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

It took 28 years to build this massive statue of the Hindu god Vishnu riding a mythical bird.

An abandoned hotel in the highlands of Bali is shrouded in stories of ghosts, curses, and corruption.

Two Chinese dragons guard the caves of this medieval temple in Iran.

One of the holiest Shi'i shrines in Iran honors the life and death of a learned noblewoman who became a saint.

Long before air conditioning, Persian architects found an ingenious way to cool off.

Iranian tombstones shaped like male and female sexual organs.

This ancient fortress in Iran was once the oldest and largest treasury in the world.

The tower in this 1,000-year-old mud-brick village seems to vibrate for no apparent reason.

The hottest, driest, and most scenic desert on Earth.

Hundreds of stones dangle from barren trees in the middle of the desert.