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From the producers of the critically acclaimed Frontier Borneo series is a new adventure in the wilds of Sumatra, Indonesia, Frontier Sumatr a. Frontier Sumatra tells the incredible story of the people, the animals and the land of Kampar Peninsula in Riau Province, a remote peatland rainforest the size of London. At its heart is Restorasi Ekosistem Riau (RER), an ambitious proj...。