• Sumaco Ecoroute Guide 

      Toulkeridis, Theofilos; Zak, Vlastimil; Delgado, Florencio; León-Reyes, Andrés; Silva, Xavier; Burbano, Fabián; Rodriguez, Arnaldo (CAF; Caracas, 2009)
      Located in one of the most biodiverse regions in the world, the Sumaco Napo Galeras National Park and the Sumaco Biosphere Reserve present natural and cultural attractions of exceptional value, with regards to the destination ...