Dhaka, Nov. 5 -- Nature reveals one of its most colourful and enchanting faces during fall. As winter approaches, the trees shed their familiar green coats and dress themselves in shades of crimson, deep orange and golden yellow. At this time of year, the small Pennsylvania town of Jim Thorpe transforms into something straight out of a fairytale, with its hillsides covered in a spectacular tapestry of fall hues.

My expatriate friend Anwar Shamim came up with the wonderful idea of exploring the fiery beauty of this historic town, nestled among the state's hills and rivers. Years ago, Shamim and I travelled across almost every corner of Bangladesh with our cameras slung over our shoulders, always in search of photographs. After so many yea...