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France, Doubs, Besancon, Porte Noire, triumphal arch dated 2nd century, facade of Saint Jean cathedral Stock Photo - Alamy
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Porte Noire attraction reviews - Porte Noire tickets - Porte Noire discounts - Porte Noire transportation, address, opening hours - attractions, hotels, and food near Porte Noire - Trip.com
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France, Doubs, Besancon, historical centre, Porte Noire (Black gate), triumphal arch from the 2th century and St John Cathedral Stock Photo - Alamy
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