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Rockville Bridge, the longest stone arched bridge in the world, spans the Susquehanna River near Harrisburg, Pennsylvania.
RockvilleBridgeArchStoneRailroadNorfolk SouthernSusquehanna RiverHarrisburgPennsylvania
From Railroads
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Rockville Bridge, the longest stone arched bridge in the world, spans the Susquehanna River near Harrisburg, Pennsylvania.
RockvilleBridgeArchStoneRailroadNorfolk SouthernSusquehanna RiverHarrisburgPennsylvania
From Railroads