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.
Coat of arms of Águas de São Pedro
The samnite shield used to represent the Coat of arms of the Spa of Águas de São Pedro was the first style of shield introduced in Portugal by French influence, inherited by the Brazilian heraldry as an evocative of the colonizing race and main molder of the Brazilian nationality.