You can visit Chanshal in Himchal Pradesh of you're adventure seeker. you can explore Kinnaur (rupin bhaba trek too) visit Kalpa, chitkul, sangla valley, roghi etc. in Kinnaur.
Mamallapuram, or Mahabalipuram, is a town on a strip of land between the Bay of Bengal and the Great Salt Lake, in the south Indian state of Tamil Nadu. you can visit this place it gives you a pleasant feeling with a historical touch