Strictly speaking this entry is about communities like villages, towns and cities that do not exist in the world we know. Like fictional countries, most fictional cities resemble either a specific place or present one version of archetypal place.
... down the Amazon River
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William Parry[?], (born 1790), Arctic explorer
Robert Edwin Peary, (1856-1920), first man to reach the North Pole
Auguste Piccard, ...