The more common explanation is that atop the hills of the region it is possible to see the Guaíba River and its five inlets: Jacuí, Caí, Gravataí, Taquari and Rio dos Sinos, which form an open hand.

"[citation needed] In the 18th century the region of the modern state Rio Grande do Sul was a trade route between the cities Sorocaba and Colônia do Sacramento.

The economic importance of the region, for being the first cattle ranch, grew from the commerce and transport of dried meat (charque) and leather to Laguna and São Paulo.

[3] It also includes the Saint-Hilaire Park, which boasts natural freshwater springs and an abundant wildlife, despite its proximity to a large urban region.

Its name comes from the famous traveler Augustin Saint-Hilaire, who passed through Rio Grande do Sul describing its natural aspects and regional customs.