Part 3 — Uttarapatha, Himalayan Passes and the Silk Road FeedersIn Part 1 and Part 2 of this series, we tracked how monsoon winds and coastal waters carried the export of ancient India across the Bay of Bengal and the Arabian Sea. But long before foreign ships dropped anchor at Tamralipti or Barygaza(or modern Tamluk in West Bengal and Bharuch in Gujrat), the subcontinent’s primary lifeline to the outside world passed through Ganga -Yamuna plains and tough Himalayan mountain pas...