Gualeguaychú is a city in the province of Entre Ríos, Argentina, on the left bank of the Gualeguaychú River. It is located on the south-east of the province, approximately 230 km north-west of Buenos Aires. It has a population of 109,266 according to the 2010 Census.
The city is located near national route 14, a route growing in importance because it connects Argentina's capital Buenos Aires and São Paulo in Brazil, the biggest city of South America, being one of the most important routes in Mercosur.
The city hosts an annual carnival that is regionally well-known and attended by people from many other provinces and countries around the world. It is considered one of the largest carnivals in the world.
Wikipedia https://en.wikipedia.org/wiki/Gualeguaychú,_Entre_Ríos
Coordinates -33°0'28.291" N -58°30'37.248" E
