Straddling opposite banks of the Bhagirathi River in Murshidabad district, the twin towns of Azimganj and Jiaganj guard one of India's most remarkable yet overlooked heritage corridors. Just upriver lies Baranagar, Rani Bhabani’s famed temple village, often nicknamed the “Varanasi of Bengal” for its remarkable concentration of shrines, while Azimganj and Jiaganj supplied the mercantile muscle: bankers, silk, and river trade.

If Darjeeling is the grand dame of the Eastern Himalayas (polished, bustling, and slightly fading), Neora Valley is her wild, untamed cousin who refuses to follow the rules. Spanning 88 sq km in the Kalimpong district, this UNESCO World Heritage Site nominee is one of the few remaining tracts of virgin forest in Eastern India. It is dense, mist-laden, and notoriously inaccessible.