The Oyapock or Oiapoque River (French: Fleuve Oyapock; Portuguese: Rio Oiapoque) is a 370-km (230-mi) long river in South America that forms most of the border between French Guiana and the Brazilian state of Amapá. It rises in the Tumuk Humak (Portuguese: Tumucumaque) mountain range and flows into the Atlantic Ocean, where its estuary forms a large bay bordering on Cape Orange.
In Brazil, both the mouth of the Oyapock and nearby Cape Orange are ...
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The Oyapock or Oiapoque River (French: Fleuve Oyapock; Portuguese: Rio Oiapoque) is a 370-km (230-mi) long river in South America that forms most of the border between French Guiana and the Brazilian state of Amapá. It rises in the Tumuk Humak (Portuguese: Tumucumaque) mountain range and flows into the Atlantic Ocean, where its estuary forms a large bay bordering on Cape Orange.
In Brazil, both the mouth of the Oyapock and nearby Cape Orange are often mistaken for the country's northernmost point. Until the mid- to late 20th century, this information could even be found in many Brazilian schoolbooks. Actually, Brazil's real northernmost point is very far inland, on Monte Caburaí, in the state of Roraima, hundreds of kilometres from the Oyapock and almost a full degree more to the north. However, the mouth of the Oyapock is indeed the northern end of the Brazilian coast, although still not the northernmost point of it (which is at neighbouring Cape Orange).
Reflecting that common...
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