Famed for its wealth, cultural treasures, and spirituality, India has beckoned the outsiders for centuries. Many have vied for control of this fabled and diverse land. Two great empires, one established by invading Moguls, the other by the British, flourished on this vast subcontinent.

Wealthier and more powerful than any other ancient civilization, the Roman Empire enjoyed a long period of prosperity. But perhaps the greatest treasure of this period was not its riches, but its myth. The image of this extraordinary empire has inspired dreamers and dictators throughout the ages, luring some to return to Rome to fuel their own dreams of power.

The legend of the Holy Grail, written in 1185, seized the European imagination and maintains its hold to the present day. It was the most sacred of relics, the vessel alleged to have held both the wine of the Last Supper as well as the blood of the crucified Christ. The legendary quest for the grail became the ultimate treasure hunt.

In the 19th century, as it became aware of the colonial designs of European power on central Asia, Tibet expelled westerners and closed its frontiers. As its isolation deepened, so did Tibet's allure and mystique. But in the early 1900s, Francis Younghusband, a British colonialist, managed to penetrate the hidden city of Lhasa and bring to an end the country's years of isolation.