Built between the 5th century B.C. and the 16th century

Great Wall of China

In 1931 The 130-foot reinforced concrete-and-soapstone statue was designed by Heitor da Silva Costa

Christ the Redeemer Statue

Machu Picchu, an Incan city of sparkling granite precariously perched between 2 towering Andean peaks

Machu Picchu (Peru)

The genius and adaptability of Mayan culture can be seen in the splendid ruins of Chichen Itza

Chichen Itza

Rome's, if not Italy's, most enduring icon is undoubtedly its Colosseum. Built between A.D. 70 and 80 A.D.

The Roman Colosseum

Taj Mahal, India