Hi Nidhi, You can Visit Bhandardara, it is a Serene Hill station like place, 180km away from Mumbai by Road, Probably a 150 minute ride drive.
Regards!
So if you want to do some trekking you could try Naneghat caves
Then there are few beach type places like Kihim beach (Alibaug), Ganpatipule, Tarkarli and Dapoli
Also for a fancy staycation you can try Hilton Shilim, Sula vineyards
Then there are always hill stations like Mahableshwar, Matheran and Panchgani.
Check out Bhandardara, dist. Ahmednagar. It's an amazingly beautiful place. It's one of the best place you can visit and chill for 1-2 days. There's mountains all around. Bhandardara is situated in the midst of Sahyadri range. You must visit this place once at least. Check out The Land Of Wanderlust (TLOW) website..... https://thelandofwanderlust.com/