Cape Delgado ( pt, Cabo Delgado) is a coastal

promontory A promontory is a raised mass of land that projects into a lowland or a body of water (in which case it is a peninsula). Most promontories either are formed from a hard ridge of rock that has resisted the erosive forces that have removed the so ...

south of

Mozambique Mozambique (), officially the Republic of Mozambique ( pt, Moçambique or , ; ny, Mozambiki; sw, Msumbiji; ts, Muzambhiki), is a country located in southeastern Africa bordered by the Indian Ocean to the east, Tanzania to the north, Malawi ...

's border with

Tanzania Tanzania (; ), officially the United Republic of Tanzania ( sw, Jamhuri ya Muungano wa Tanzania), is a country in East Africa within the African Great Lakes region. It borders Uganda to the north; Kenya to the northeast; Comoro Islands and ...

. It is the arc-shaped

delta Delta commonly refers to: * Delta (letter) (Δ or δ), a letter of the Greek alphabet * River delta, at a river mouth * D ( NATO phonetic alphabet: "Delta") * Delta Air Lines, US * Delta variant of SARS-CoV-2 that causes COVID-19 Delta may also ...

of the

Rovuma River Ruvuma River, formerly also known as the Rovuma River, is a river in the African Great Lakes region. During the greater part of its course, it forms the border between Tanzania and Mozambique (in Mozambique known as ''Rio Rovuma''). The river is ...

and was created from sediment deposited by the Rovuma as it empties into the

Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or ~19.8% of the water on Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia to the east. To the south it is bounded by th ...

. It is sometimes identified with Prasum, the southernmost point of

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

known to the

Roman geographers ;Pre-Hellenistic Classical Greece * Homer *Anaximander * Hecataeus of Miletus * Massaliote Periplus * Scylax of Caryanda (6th century BC) * Herodotus ;Hellenistic period * Pytheas (died c. 310 BC) *'' Periplus of Pseudo-Scylax'' (3rd or 4th cent ...

Marinus of Tyre and

Ptolemy Claudius Ptolemy (; grc-gre, Πτολεμαῖος, ; la, Claudius Ptolemaeus; AD) was a mathematician, astronomer, astrologer, geographer, and music theorist, who wrote about a dozen scientific treatises, three of which were of importanc ...

. In Ptolemy's ''Geography'', it marked the point where Africa turned eastward along a great unknown shore to meet

southeast Asia Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical United Nations geoscheme for Asia#South-eastern Asia, south-eastern region of Asia, consistin ...

and enclose the

. Medieval Islamic cartographers dispensed with the idea at least as early as the 9th-century

al-Khwārizmī Muḥammad ibn Mūsā al-Khwārizmī ( ar, محمد بن موسى الخوارزمي, Muḥammad ibn Musā al-Khwārazmi; ), or al-Khwarizmi, was a Persian polymath from Khwarazm, who produced vastly influential works in mathematics, astronom ...

but the conception returned to Europe following

Jacobus Angelus Giacomo or Jacopo d'Angelo ( 1360–1411), better known by his Latin name Jacobus Angelus, was an Italian classical scholar, humanist, and translator of ancient Greek texts during the Renaissance. Named for the village of Scarperia in the Mugell ...

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

translation of

Maximus Planudes Maximus Planudes ( grc-gre, Μάξιμος Πλανούδης, ''Máximos Planoúdēs''; ) was a Byzantine Greek monk, scholar, anthologist, translator, mathematician, grammarian and theologian at Constantinople. Through his translations from La ...

's restored Ptolemaic text and was not (openly) dispensed with until after

Bartholomew Dias Bartolomeu Dias ( 1450 – 29 May 1500) was a Portuguese mariner and explorer. In 1488, he became the first European navigator to round the southern tip of Africa and to demonstrate that the most effective southward route for ships lay in the o ...

's successful circumnavigation of Africa in 1488. Cape Delgado gives its name to

Cabo Delgado Province Cabo Delgado is the northernmost province of Mozambique. It has an area of and a population of 2,320,261 (2017). As well as bordering Mtwara Region in the neighboring country of Tanzania, it borders the provinces of Nampula and Niassa. The r ...

of Mozambique.

References

River deltas of Africa Mozambique–Tanzania border Landforms of Mozambique Landforms of Tanzania Geography of Cabo Delgado Province

Delgado Delgado is a Spanish and Portuguese surname. Notable people with the surname include: * Adrián Delgado, Venezuelan actor * Agustín Delgado (born 1974), Ecuadorian footballer * Aidan Delgado, American conscientious objector and anti-war activis ...

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