The culture of ancient India is revealed through archaeology, our modern-day portal to the past. Through dramatic photography and lively narrative, take a passage to Indian antiquity. Visit Mohenjo-Daro or the "mound of the dead," a city built between 4 and 5 thousand years ago. Read how excavations there, begun in 1922, continue to uncover this ancient citadel. Learn, first-hand, what modern techniques tell us about ancient civilizations in the lower Indus Valley. And see how ancient treasures help archaeologists stitch together the multitudinous strands of India's past.