The Republic of Yemen lies in the South of Arabia (The Arabian Peninsula), south-west of Asia, between latitudes 12 and 20 degrees to the north of the equator, and between longitudes 41and 54 degrees to the south of Greenwich, bordered on the north by Saudi Arabia, on the south by the Arab Sea and the Gulf of Aden, on the east by the Sultanate of Oman and on the west by the Red Sea.