More than half of this Indian palace is drowned but it looks all the more spectacular for it.

This 11th-century temple gave rise to the word "juggernaut," as well as some mysteries that defy scientific explanation.

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

This opulent 16th-century Maharaja’s palace is a unique mix of Hindu and Muslim designs.

There are millions of temples in India, but only one prominent temple dedicated to the Hindu creator god.

An ancient iron pillar in Delhi that seems to be rustproof.

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

The oldest still-inhabited hill fort in India looks like a magnificent golden sandcastle.

This stunning 15th-century royal hill fort preserves the age of chivalry in Rajasthan.

Modest by day, illuminated majestically at sunset.

A blooming house of worship for the masses.

This ancient Hindu temple is covered in thousands of colorful statues and has a long mythological history.

The world's second-largest sundial, made entirely out of stone.

Once an indicator of social class, the color blue has come to define this city on the edge of the Thar Desert.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Once a resting spot for King Fernando VII.

Once the grandest synagogue in medieval Spain, it now stands as a memorial of the 15th-century Jewish exile.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

An early 20th-century bullring converted into a modern shopping center.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

The final resting place of the great navigator, or maybe his brother.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.