Djibouti, on the Horn of Africa, is a mostly French- and Arabic-speaking country of dry shrublands, volcanic formations and Gulf of Aden beaches. Djibouti officially the Republic of Djibouti, is a country located in the Horn of Africa in East Africa. Djibouti, small strategically located country on the northeast coast of the Horn of Africa. It shares borders with Eritrea, Ethiopia and Somalia and has just over 300 km of coastline along the Red Sea and Gulf of Aden. A virtual guide to Djibouti, officially the Republic of Djibouti, a small country on the northeastern coast of Africa to the Red Sea and the Bab-el-Mandeb strait. Lying on the Bab el-Mandeb Strait, the tiny African nation of Djibouti serves as a gateway to the Suez Canal, one of the world's busiest shipping.