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How does ferry service connect Buenos Aires with Uruguay?

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Panoramic aerial view of Buenos Aires, Argentina, featuring the Obelisk monument, wide avenues lined with trees, and dense city buildings under a blue sky. — Buenos Aires Aerial view of the city center, including the obelisk (center), Buenos Aires.

High-speed catamaran and ferry passenger services connect Buenos Aires to Uruguay by crossing the Río de la Plata estuary. These services provide direct links between the Argentine capital and the Uruguayan cities of Colonia del Sacramento and Montevideo.1