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FortDuquesne. en Marker for Fort Duquesne It says This marks the exact site of Fort Duquesne built by the French in The fort was destroyed by the French on the approach of the English army in de Marker fr Fort Duquesne own MartinThoma Images by Martin Thoma Taken with Panasonic Lumix DMCTZ Fort Duquesne Plaques in Pittsburgh Cczero