Manzanares (river) protected as the "Parque Regional de la Cuenca Alta del Manzanares", a nature reserve which is recognised as a biosphere reserve by UNESCO. The Manzanares flows in a south-eastern direction from its source, and passes through the medieval town of Manzanares el Real where it is dammed to form the Santillana reservoir, one of the most important water supplies for the capital. The river then takes a southern direction and enters the Monte del Pardo, an ecologically valuable area on the edge of Madrid. The river is canalised where it passes through the built-up areas of the city. As at
Where the River Runs Black Segundo to escape. Together they head into the jungle, intending to return to Lazaro's childhood home by the river. Santos tracks them through the jungle. Meanwhile, Father O'Reilly travels up the Amazon by boat, acting on a hunch that Lazaro might return to his forest home. Lazaro reaches the banks of the river and is reunited with his childhood environment and the wild river dolphins. While walking with Segundo on a forest trail leading to his old home, Santos catches up with him, grabbing him from behind, carrying him into the river where he tries to drown him. But Lazaro