Taj city palace, Udaivilas
Mount Abu is mandate( if you really wanna experience the best)
In Udaipur must visit sajjangarh monsoon palace. The view is awesome and the journey will seems like you are in mountain of manali.
Lake pichola, taj city lake palace and there's one cafe opposite to lake pichola, there's a market in taj lake city palace.
Must visit MountAbu. I'm also going on 23/12/20