From the carefully constructed streets of Indus Valley to Egypt's lofty pyramids, from the heavens' wisdom of the Maya to the written records of the Sumerians, the earliest civilisations set the stage ...

Chichen Itza, Mexico: Aerial view of ancient Mayan city, mesoamerican pyramid El Castillo (Temple of Kukulkan) surrounded by lush jungle - landscape panorama of Yucatan Peninsula from above, North ...