Gatsby's mansion is a grand estate located in West Egg, a fictional area in F. Scott Fitzgerald's novel, "The Great Gatsby." The mansion features a distinctive Georgian architectural style, with large, elegant rooms and expansive gardens. It is known for its lavish parties, attracting many guests from the surrounding areas. The estate overlooks Long Island Sound and is surrounded by a large, manicured lawn. Inside, the mansion is filled with luxurious furnishings and artwork, reflecting Jay Gatsby's wealth and status. The opulence of the mansion serves as a backdrop for the themes of excess and the American Dream in the story.