Acid lakes: do they exist and would they dissolve a boat?

Acid mine drainage

Source: Silvia B. Jakiello/Shutterstock

On screen chemistry with Jonathan Hare

In the film Dante's Peak, the hero (a geologist played by Pierce Brosnan) accompanied by his girlfriend and some of her family find themselves threatened by red hot lava flows. In the panic they decide that the only way to escape is by crossing a large lake in a boat. Are there such things as 'acid lakes' and would a boat really dissolve and sink as shown in the film?  

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