Gramado is a great turistic hot spot that atracts many visitors to your natural beautys, your culture is mostly from the german and italian colonization. Gramado have a good ambience for events of culture and science.
More information about Gramado and the Serra Gaucha can be retrieved in these links:
http://www.riogrande.com.br/turismo/gramado.htm ou
http://www.gramadosite.com.br