Plot: Along the eastern base of the Andes is a great red and winding river named Manu - the life blood and main highway for the Manu Biosphere Reserve. Cascading down from the dry, grassy plateaus at four thousand meters, and falling dramatically into a tangled cloud forest of dwarf trees, giant begonias, orchids and fern, Manu emerges into a spectacular land replete with howler monkeys, skimmers, egrets and macaws