McDonald's Gangnam Samseong DT is a fast-food restaurant on Bongeunsa-ro in Samseong-dong, Seoul, selling burgers and french fries. It offers the Big Mac and the Double Cheeseburger, and orders can be placed at the drive-through. The first floor has three kiosks and seating for takeout customers, and the second floor has separate men's and women's restrooms. The parking lot is four sides in size.