Egypt — nile borders (1): SudanEgyptSudan — nile borders (5): Central African Republic, Egypt, Eritrea, Ethiopia, South SudanSudanSouth Sudan — nile borders (6): Central African Republic, DR Congo, 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 (3): DR Congo, Kenya, South SudanUgandaCentral African Republic — congo_basin borders (4): Congo, DR Congo, South Sudan, SudanCentral African RepublicDR Congo — congo_basin borders (5): Angola, Central African Republic, Congo, South Sudan, UgandaDR CongoCongo — congo_basin borders (4): Angola, Central African Republic, DR Congo, GabonCongoGabon — congo_basin borders (2): Congo, Equatorial GuineaGabonEquatorial Guinea — congo_basin borders (1): GabonEquatorial GuineaAngola — congo_basin borders (3): Congo, DR Congo, NamibiaAngolaNamibia — zambezi borders (3): Angola, Botswana, Northern CapeNamibiaBotswana — zambezi borders (5): Gauteng, Limpopo, Namibia, Northern Cape, ZimbabweBotswanaZimbabwe — zambezi borders (3): Botswana, Limpopo, MozambiqueZimbabweMozambique — zambezi borders (6): Eswatini, Gauteng, KwaZulu-Natal, Limpopo, Zimbabwe, MadagascarMozambiqueMadagascar — zambezi borders (1): MozambiqueMadagascarLimpopo — cape borders (4): Botswana, Gauteng, Mozambique, ZimbabweLimpopoGauteng — cape borders (8): Botswana, Eastern Cape, Eswatini, KwaZulu-Natal, Lesotho, Limpopo, Mozambique, Northern CapeGautengNorthern Cape — cape borders (5): Botswana, Eastern Cape, Gauteng, Namibia, Western CapeNorthern CapeWestern Cape — cape borders (2): Eastern Cape, Northern CapeWestern CapeEastern Cape — cape borders (5): Gauteng, KwaZulu-Natal, Lesotho, Northern Cape, Western CapeEastern CapeKwaZulu-Natal — cape borders (5): Eastern Cape, Eswatini, Gauteng, Lesotho, MozambiqueKwaZulu-NatalLesotho — cape borders (3): Eastern Cape, Gauteng, KwaZulu-NatalLesothoEswatini — cape borders (3): Gauteng, KwaZulu-Natal, MozambiqueEswatini