Laguna Maldonado

Sources:
1] https://www.redalyc.org/pdf/1739/173943660001.pdf
2] Streetview of: https://www.google.nl/maps/place/47%C2%B015'13.8%22S+72%C2%B031'04.7%22W/@-47.253802,-72.5179895,17z/data=!4m6!3m5!1s0x0:0x0!7e2!8m2!3d-47.2538384!4d-72.517968!5m1!1e4