Home theater room in the attic. A more do-able idea than those other fancy home theater rooms! Much cozier and warmer than the individual recliners in rows that you see in a lot of fancy home theater rooms
You can transform any room with a stunning stone accent wall like this. Modern materials and methods allow you to create the look of a traditional stone wall with a fraction of the work. An intermediate DIYer could easily master the techniques.
Adults need to have fun too! Any slide for adults in a house is a great idea, but this one contains a water slide. Excellent choice of transportation and you can even get a shower on the way out of bed going down to get breakfast!