Karnataka is a place of hidden gems which needs to be explored. Here are a few unexplored, lovely spots you could try visiting. Bijapur
Anegundi
Bylakuppe
Chitradurga
Netrani island
Bandaje falls
Mullayanagiri.
https://tripoto.page.link/RkirtUFtGurd7HwZA
Kindly check the above link for some popular spots.