Home is where the heart is. In games it's also where you stash all your loot, craft some supplies and chat with your fellow party members and allies. Most games are about the journey of the hero, and precious few allow you to kick up your feet and relax at a safe haven you can call your home.
Bioware's upcoming Dragon Age: Inquisition promises one of the biggest player bases we've ever seen in Skyhold. Skyhold will serve as you primary stronghold and base for the inquisitor and his or her allies, improving over time and aesthetically customizable.
Of course, Skyhold certainly isn't the first player base to feature prominently in a game, and I've gathered my ten favorites (in no particular order).