Visit the Copán Maya ruins

Ceremonial capital of the Persian Empire.

Xi'an's buried army of clay warriors.

Rock-cut cave temples in Maharashtra, crowned by the monolithic Kailasa temple.

Colossal stone heads ringing a mountaintop royal tomb from the 1st century BC.

The guardian lion of the Giza plateau.

Ramesses II's colossal rock-cut temples.

The "citadel of women": pink sandstone carved so finely it is called the jewel of Khmer art.

Medieval capital explored by bicycle — the Gal Vihara rock Buddhas and the royal palace ruins.