2021-3-9 · Somalia has the longest coastline on the mainland of Africa, with a seaboard that stretches 3,333 kilometres (2,071 mi). Its terrain consists mainly of ที่ราบสูง, ที่ราบ และ ไฮแลนด์. The nation has a total area of 637,657 square kilometres (246,201 sq mi) of which constitutes land, with 10,320 ...