What body of water is near the towns of both Gaiman, Chubut and Trelew?
Gaiman, Chubut: Gaiman is a town in the Chubut Province of Patagonia in Argentina. Trelew:  Located in Patagonia, the city is the largest and most populous in the low valley of the Chubut River, with an estimated 100,000 inhabitants as of 2010.
i don't know