carved idol of mahishasuramardini on the inner wall of rani ki vav, an intricately constructed stepwell on the banks of saraswati

11th 500 ancient archeology architecture asia asian banks beautiful bhimdev building carve carved carving carvings century construction craftsmanship culture details famous gujarat heritage hindu historical history idol india indian inner inside intricate king landmark levels mahishasuramardini monument old ornament ornate patan pillar principal rani ranki religious river saraswati sculpture sculptures seven source stairs statue step stepwell stone style symbol temple tourism tourist tradition travel underground unesco vav view vishnu wall water well world worship