San Nicolás is a city located in the province of Buenos Aires, Argentina. It lies along the banks of the Paraná River and is known for its agricultural activities, particularly in the production of sugar and dairy products. The city has a rich history, with its founding dating back to the 19th century, and it serves as an important commercial hub in the region. The city is also home to several cultural and historical sites, including the San Nicolás Cathedral and various museums. San Nicolás hosts annual events and festivals that celebrate its local traditions, attracting visitors and promoting community engagement.