What body of water is near the towns of both Gaiman, Chubut and Trelew?
Gaiman, Chubut:  It is located on the lower valley of the River Chubut (Welsh: "Dyffryn Camwy"), about 15 km west of Trelew. 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