The inca architecture reached levels of development that even today surprise the whole world. A sample of this ingenuity is still maintained in the cusco region. This Inca creation is used to cross the apurimac river. The material used for this suspension bridge is the ichu a pasture of the highest areas of the andes. We will also appreciate the route of the 4 lakes: the lagoon of pomacanchi, acopia, asnacocha and tungasuca witnessing the unique flora and fauna. Then we will visit the inactive volcano considered the smallest in the world.