Far away from the Taj Mahal, the Red Fort and other tourist destinations of the north of India lies another India: the lush and beautiful Southern States. In Tamil Nadu, Kerala, Karnataka, Andhra Pradesh and Goa, brilliantly coloured hues are a natural result of a hot climate and fertile landscape, but they are also symbolic of what is one of the world's most spiritual countries. In these pages, blue is for both Vishnu and brilliantly coloured saris,...