India's ancient Shiva temples, from Kedarnath to Rameshwaram, align in a nearly perfect straight line on the 79-degree longitudinal mark. This alignment suggests advanced knowledge of geography and astronomy, with some theories highlighting the temples' connection to geomagnetic energy lines and facilitating religious tourism.India's ancient Shiva temples, from Kedarnath to Rameshwaram, align in a nearly perfect straight line on the 79-degree longitudinal mark. This alignment suggests advanced knowledge of geography and astronomy, with some theories highlighting the temples' connection to geomagnetic energy lines and facilitating religious tourism.