Sun-dappled paths lined with fir trees; endless green vistas ending in a horizon of snow-capped mountains; cottages with English and Irish names; birdsong that you can actually hear, all through the day. When I close my eyes and remember Landour, these are the first memories that come to me. I spent a long weekend in Landour in the spring and came back completely head over heels in love—  blown away by the beauty of the tiny cantonment hill station,…