Step 1. Use the wall tool to create a room; Step 2. Then, with the Select tool (H), click on the walls. The entire room will be selected. To add a foundation, drag the up arrow. Choose the height you want; Step 3. Use the “Foundations” menu to add a wallpaper to the base of the room. Select a color and click on the foundation to paint; Step 4. Since the foundation is higher than the floor, it needs a ladder. Go back to the wall tool and build a terrace. Use your creativity and the different Construction Mode tools; Step 5. Now, set aside a space for the ladder. With the help of the sledgehammer tool (K), remove two or more fences from the terrace;