Dragonstone Castle was the main palace of the imperial court before Berenene dor Ocmore took the throne. It was replaced as the court's primary residence by the Imperial Palace. It is crumbling a bit, and is in need of repair, although there are many gardens as Berenene took up gardening here as a princess. It originated from the Haidheltac Empire, and sports gardens, ponds, and good places to picnic.
In 1043 KF, this is where the Namornese nobleman Olfeon challenges Briar Moss and loses. After spending the day touring Dragonstone, the imperial court move back to Sablaliz Palace, an imperial residence that was built during the empress's time and is far more luxurious and fashionable.