San Isidro is a municipality in Greater Buenos Aires. It is located 27.9 km from the Autonomous City of Buenos Aires (CABA). It ranks as the province's most affluent neighborhood.
The center of San Isidro is a historic area with cobbled streets and old single-story houses. At the heart of Plaza Mitre is the neo-gothic San Isidro Cathedral built in 1898. The sloping plaza, home to the recently opened Rugby Museum, hosts an antiques and crafts fair. The plaza leads down to the Río de la Plata, where the riverside park is popular with mate drinkers and tourists. The city is also known as the "National Capital of Rugby" being the cradle of many important players and hosting the national rugby union's derby match between CASI and SIC.
