Baradari Palace Hotel, Patiala, Punjab, India
Movie: Bodyguard
Scene: Shown as Kareena's house
Chomu Palace Hotel, Jaipur, Rajasthan, India
Movie: Bhool Bhulaiya
Scene: Haveli shown in the movie
Lagoona Resort, Lonavala, Maharashtra, India
Movie: Humraaz
Scene: Shown as Singhania mansion/Bobby Deol's house
The Sariska Palace, Sariska, Alwar. Rajasthan, India
Movie: Karan Arjun
Scene: Shown as Amrish Puri's haveli
Thanks to All About India for the image - Link
Woodville Palace Hotel, Shimla, Himachal Pradesh, India
Movie: 3 Idiots
Scene: Place where Kareena was getting married