The Rio de la Plata separates Argentina and Uruguay

iss067e031912 (April 27, 2022) --- The Rio de la Plata separates the nations of Argentina (bottom) and Uruguay (top) in this photograph from the International Space Station as it orbited 269 miles above. Barely visible in the fertile lowlands of South America, are the populous cities of Buenos Aires, Argentina (center), and Montevideo, Uruguay (upper right).