The Sims 3: Aurora Skies is a world expansion DLC, requiring the base game, released in 2013 for PC/Mac. This content adds the quaint, nature-focused coastal town of Aurora Skies, featuring geothermal lakes, waterfalls, and unique scenery for players to settle their existing Sims. Gameplay remains the core life simulation loop; the addition provides a new geographical backdrop and building space, notably including hot air balloons for viewing the multi-colored night sky, enhancing environmental variety without introducing new core mechanics.