Zoologist and musician Paulo Vanzolini travels from Belém to Manaus sailing the Amazon River, exploring the wildlife of the place. The documentary is about this 34-day trip.Zoologist and musician Paulo Vanzolini travels from Belém to Manaus sailing the Amazon River, exploring the wildlife of the place. The documentary is about this 34-day trip.Zoologist and musician Paulo Vanzolini travels from Belém to Manaus sailing the Amazon River, exploring the wildlife of the place. The documentary is about this 34-day trip.