<Li> Easternmost point: Ponta do Seixas, Brazil (7 ° 9 ′ 19" S 34 ° 47 ′ 35" W ﻿ / ﻿ 7.15528 ° S 34.79306 ° W ﻿ / - 7.15528; - 34.79306) </Li> <P> Center: 40 km . NWbN of Fuerte Olimpo, Alto Paraguay, Paraguay (20 ° 43 ′ 8" S 58 ° 3 ′ 39" W ﻿ / ﻿ 20.71889 ° S 58.06083 ° W ﻿ / - 20.71889; - 58.06083) </P> <Ul> <Li> Highest point: Aconcagua, Mendoza, Argentina 32 ° 39 ′ 12" S 70 ° 0 ′ 40" W ﻿ / ﻿ 32.65333 ° S 70.01111 ° W ﻿ / - 32.65333; - 70.01111 ﻿ (Aconcagua) at 6961 m </Li> <Li> Lowest point: Laguna del Carbón, Santa Cruz, Argentina 49 ° 34 ′ 34" S 68 ° 21 ′ 5" W ﻿ / ﻿ 49.57611 ° S 68.35139 ° W ﻿ / - 49.57611; - 68.35139 ﻿ (Laguna del Carbón) at − 105 m </Li> </Ul> <Li> Highest point: Aconcagua, Mendoza, Argentina 32 ° 39 ′ 12" S 70 ° 0 ′ 40" W ﻿ / ﻿ 32.65333 ° S 70.01111 ° W ﻿ / - 32.65333; - 70.01111 ﻿ (Aconcagua) at 6961 m </Li>

Estimate the latitude of the northern tip of south america