Mabu Thermas & Resort, in Iguaçu Falls (rain forest reserve & spectacular falls area in southwest Brazil on the triple border with Argentina and Paraguay).
The swimming pools are feed with natural (Chlorine free) water at 36 Celsius!

PNCS XII (5 nights, Sept. 6 to 11), Crystallization 2009 (3 nights, Sept. 10 to 13)
All values include full breakfast and transfer (airport - Mabu hotel - airport)