Deep under the surface of Destination Atlantis slot game, you can find the Free Spins feature. To activate it, you'll need to land 3, 4, 5, or 6 Scatter symbols in any position along the game reels. Doing so will get you 8, 12, 20, or 50 Repair Spins and an additional Portal Spin. As the feature goes on, you'll notice that reels two and five have grown and now sit at seven symbols high. Once you have used up your Repair Spins, you can use your Portal Spin to reactivate certain reels as well as open a new multiplier value.