Wow, that sounds great! why dont all of your rent a car for self-drive and get yourself to the various part of the country. If you are in Mumbai, then rent a Myles self-drive car to goa or pune. Or if you are in delhi, you can travel towards jaipur, chandigarh, or the hilly regions like Shimla, Kasauli, Dehradun and what not. All you need to do is to rent a myles self-drive car and get going in the most affordable manner. Visit our website - https://www.mylescars.com/self-drive-car-rental/what-is-myles or download are app to proceed. Keep Myling, Keep smiling :)
If you could guide us with your current location, then we will be able to assist you on from where you can book a self-drive ride for yourself and explore the beautiful roads out there, on your own. Kindly visit our website-https://www.mylescars.com or download our app to know more.
You can explore South India. Coorg is the best place to visit. It is seated high in the Western Ghats of Karnataka. A beautiful hill station where you can distress , relax and rejuvenate. . You may just require 3 days. Coorg not only attracts nature lovers it draws the attention of adventure seekers too. You can check out the following link it contains top places to cover in Coorg. https://besthomestayincoorg.wordpress.com/2018/04/30/top-15-places-to-visit-in-coorg/
Besides you can just visit best homestays nested in coffee plantation too.
You can visit https://www.funstay.in/ they have good homestays.
From Indore I think it will be better if you head for Lonavala covering bombay or bombay and Mahabaleshwar..It’ll be monsoon and these places are so much beautiful to see..the greenery..the falls..
You may also go to some forest adventure to satpura..This will also be good experience