Main beach in Unawatuna city, very nice beach with lots of restaurants.
Happy Spice (very good local food near to Unawatuna Beach, offer also cooking lessons)
Bedspace (cheap candy food near Unawatuna Beach)
Dalawella Beach (500 meters by walk around the coast)
Talpe Beach (similar beach near to Unawatuna Beach)
Must see in Unawatuna
Must see in Galle