Águas de São Pedro
Recognizing the importance of the thermal springs in the region, the São Paulo State Government on 19 June 1940 founded the (Hydromineral and Climatic Spa of Águas de São Pedro). Despite this, the city celebrates its birthday on 25 July, the date in 1940 of the founding of the first major building in the city, the "Grande Hotel" (now "Grande Hotel São Pedro"). The municipality of Águas de São Pedro was incorporated by State Law No.233, of 24 December 1948.
Água Santa, Rio de Janeiro
The neighborhood derives its name from the 1888 discovery of a mineral spring in the area by freed slave Domingos Camões. Camões began bottling the water in wine bottles and selling them door to door. Gradually, the area became known as Água Santa (Holy water).