Hi Gopesh,
Some of the popular places to visit would be:
Dwarka Beach
Dwarkadhish Temple
Sudama Setu
Nageshwar Temple
Gomti Ghat
You can also do a quick getaway to Kutch, Jamnagar, Bhuj, Junagadh, Rajkot, Diu and Somnath. All these places have something unique to offer and I'm sure you'll enjoy them.
You can read more about these places here: https://www.tripoto.com/dwarka/places-to-visit
Hope it helps!