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1. Prices first:
20 reais for entrance which allows you to look and swim in the lake.
30 reais to swim in the actual grotto - they provide equipment plus one guide that goes at the front of groups with up to 6-8 people. If...More
Ask Leti H about Pratinha Grotto
2 Thank Leti H
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC.