Colónia del Sacramento (formerly the Portuguese Colónia do Sacramento) is a city in south-western Uruguay on the Rio de la Plata facing Buenos Aires, Argentina. It was founded in 1680 and has a very intriguing history.It is one of the oldest towns in Uruguay and the capital of the Colónia Department. It is renowned for its historic quarter, a World Heritage Site. Thousands of tourist visit Colónia every year.
Colonia just 1 hour by boat from Buenos Aires and therefore a very popular holiday destination for the Argentines. On a clear you can see Buenos Aires across the Rio de la Plata.
Today, Colonia is a UNESCO World Heritage Site since 1995, produces textiles with its own free trade zone as well as governemnt buildings in the city center.