Dungeness Historic District - Credit: Wikimedia Commons
Dungeness on Cumberland Island, Georgia, is a ruined mansion that is part of a historic district that was the home of several families significant in American history. James Oglethorpe first built on Cumberland Island in 1736, building a hunting lodge that he named Dungeness. Oglethorpe named the place after the Dungeness headland, on the south coast of England. Dungeness was next the legacy of Revolutionary War hero Nathanael Greene, who had acquired of island land in exchange for a bad debt. In 1803, his widow Catharine Littlefield Greene built a four-story tabby mansion over a Timucuan shell mound. During the War of 1812 the island was occupied by the British, who used the house as a headquarters. Read more on Wikipedia
Source: en.wikipedia.org