Unknown historical places are those places that have never been discovered by travelers they are still hidden from the people. There are many unknown best historical places in India but I will tell you about some of them which are mentioned below:
Basgo-Lah-Ladakh
Maluti - Jharkhand
Tughlaqabad-New Delhi
Rabdentse - Sikkim
Kumbhalgarh - Rajasthan
Unakoti - Tripura
Pattadakal - Karnataka