Egypt — nile borders (2): Sinai, SudanEgyptSudan — nile borders (4): Egypt, Eritrea, Ethiopia, South SudanSudanSouth Sudan — nile borders (4): Ethiopia, Kenya, Sudan, UgandaSouth SudanEthiopia — nile borders (6): Djibouti, Eritrea, Kenya, Somalia, South Sudan, SudanEthiopiaEritrea — nile borders (3): Djibouti, Ethiopia, SudanEritreaDjibouti — horn borders (3): Eritrea, Ethiopia, SomaliaDjiboutiSomalia — horn borders (3): Djibouti, Ethiopia, KenyaSomaliaKenya — horn borders (4): Ethiopia, Somalia, South Sudan, UgandaKenyaUganda — horn borders (2): Kenya, South SudanUgandaThrace — anatolia borders (1): Western AnatoliaThraceWestern Anatolia — anatolia borders (2): Central Anatolia, ThraceWestern AnatoliaCentral Anatolia — anatolia borders (4): Eastern Anatolia, Western Anatolia, Syria, CyprusCentral AnatoliaEastern Anatolia — anatolia borders (6): Central Anatolia, Armenia, Azerbaijan, Georgia, Iraq, SyriaEastern AnatoliaCyprus — anatolia borders (2): Central Anatolia, SyriaCyprusGeorgia — caucasus borders (4): Eastern Anatolia, Armenia, Azerbaijan, The CaucasusGeorgiaArmenia — caucasus borders (3): Eastern Anatolia, Azerbaijan, GeorgiaArmeniaAzerbaijan — caucasus borders (4): Eastern Anatolia, Armenia, The Caucasus, GeorgiaAzerbaijanThe Caucasus — caucasus borders (2): Azerbaijan, GeorgiaThe CaucasusSyria — levant borders (7): Central Anatolia, Eastern Anatolia, Iraq, Israel, Jordan, Lebanon, CyprusSyriaLebanon — levant borders (2): Israel, SyriaLebanonIsrael — levant borders (4): Jordan, Lebanon, Sinai, SyriaIsraelJordan — levant borders (5): Hejaz, Iraq, Israel, Najd, SyriaJordanIraq — levant borders (5): Eastern Anatolia, Jordan, Kuwait, Najd, SyriaIraqSinai — levant borders (2): Egypt, IsraelSinaiHejaz — arabia borders (3): Jordan, Najd, YemenHejazNajd — arabia borders (7): The Gulf States, Hejaz, Iraq, Jordan, Kuwait, Oman, YemenNajdKuwait — arabia borders (3): Iraq, Najd, The Gulf StatesKuwaitThe Gulf States — arabia borders (3): Najd, Oman, KuwaitThe Gulf StatesOman — arabia borders (3): The Gulf States, Najd, YemenOmanYemen — arabia borders (3): Hejaz, Najd, OmanYemen