Lake Riesco, or Lago Riesco in spanish, has almost completely disappeared from maps and nobody knows why!
The lake is, or was, located 27 kilometers from Puerto Aysén, in the Chilean Patagonia.
This video from Miriam Henriquez, a resident of Aysen shows shocking and dramatic pictures of the dessicated and drying lake:
Now people want to know what happened to their Lago Riesco. But officials take long to answer!