Ulun Danu temple by lake Bratan is a great place to spend time during the day. You will see the blue lake, and the hills and forest at the end of the lake. Try take a long breath, you can feel the fresh air going into your lungs.
Somehow, you will feel warm and peaceful here. (disclaimer: different person may feel different thing, and may not work when it is raining).
Beside lawar, the most popular food among the Balinese is roasted pig or suckling pig. During the special occasion like wedding, local birthdays, three months old ceremony for new born and other various celebrations the suckling pig always present. It is a special treat, favorite for most Balinese. You too can try the spicy suckling pig in Bali, the only question is where is the best place to eat suckling pig.
Spending evening with your loved ones in Jimbaran Bay is worth a try. Jimbaran Bay, or Kedonganan Beach (15 minutes drive south of air port) is a very popular site of sea food restaurants or cafes. Located just by the beach, these restaurants have unique setting. Many visitors enjoys the taste of sea food prepared with both local and international recipes.