A lake with two names

For the last three nights, we have been in the border region of Argentina and Chile in Central Patagonia near Lake Buenos Aires/ Lake Carrera. It's one lake where the border runs through the middleBaca lagi
For the last three nights, we have been in the border region of Argentina and Chile in Central Patagonia near Lake Buenos Aires/ Lake Carrera. It's one lake where the border runs through the middleBaca lagi