Take the boat to the beautiful islands Hovedøya in the oslo-fjord and see the puppet theater with you children. Enjoy the beach and the green hills. Bring your own lunch!
If you are not with your children, go to the Nobel Peace price center and experience the work some outstanding people have done for the world. Have a delicious lunch in the restaurant recently opened in the center.In winter, take the tram to Holmenkollen, only 15 minutes trip from the oslo harbour and go skiing in this peacefull Norwegian mountains.