9 Steam Gun Place is the only vacant OCEANFRONT LOT in the North Port Royal Drive neighborhood and is now on the market. Port Royal Oceanfront Lot Great Opportunity! - Hilton Head 360 Port Royal Oceanfront Lot Great Opportunity! - Hilton Head 360 9 Steam Gun Place is the only vacant OCEANFRONT LOT in the North Port Royal Drive neighborhood and is now on the market. Port Royal Oceanfront Lot Great Opportunity! - Hilton Head 360