The Sims 3 World Adventures is a DLC package. To activate, you need to have The Sims 3 in your Steam account. The Sims 3 World Adventures is delivered as Steam cd key after your purchase. The Sims 3 World Adventures activation and installation is done entirely on Steam. Internet connection is required. Take your Sims on the adventure of their lives with The Sims 3 World Adventures. Guide your Sims to acclaimed fortune or potential doom.