Taiping Island, also known as Itu Aba Island and by various other names, is the largest of the naturally occurring Spratly Islands in the South China Sea. The island is elliptical in shape being in length and in width, with an area of . It is part of the Tizard Bank (Zheng He Reefs; 鄭和群礁). The runway of the Taiping Island Airport is easily the most prominent feature on the island, running its entire length.