On the final day of their trip, the tourist spot the manager told the girls about turns out to be a silver mine!
And what event occurs on the bus on their way home...?
There are foundry buildings in 
the area surrounding the mine.
Hay varias edificaciones fundidas 
en los alrededores de la mina.
Esses são os prédios que fazem 
a fundição em volta da mina.