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.
Karnataka is a beautiful state with innumerable tourists places and hidden gems from serene beaches to ancient temples, from biodiversity to heritage. Hampi and Paddakals Group of old temples are two UNESCO World heritage sites which are worth visiting, Murudehwara, Gokarna, Udupi, Jog Falls Dudhsagar Falls, Mysore, Coorg, Belur, Halebidu, Chikmagalur, Sakleshwar. It depends upon the theme you are looking for.
Well Karnataka have lots of places to visit and it's starts from Bangalore, Mysore, Coorg, Virajpet, Chikmagalur, Hassan, Belur, Halebidu, Shimoga, Sagar, Jog Falls, Hospet, Hampi, Badami, Aihole, Pattadekal, Chitradurga, Kolar, Srirangapatna, Mangalore, Udupi, Bhatkal, Kumta, Honnavar, Murdeswar, Kumdapura, Kumta, Sirsi, Hubli, Dharwad, Belagum, Kalburgi, Gokarna, Castlerock and Many More