//
The most common offer picks up clients at their accommodation at around 15:00 and stays at Lagoa Tropical from 15:40 to sunset. Considered by many the most beautiful lagoon in Lençóis Maranhenses, its waters go from transparent to turquoise to deep blue. It's a great place for contemplation, and there's plenty of time for exploring the dunes around. Reportedly, tours leaving from Atins depart in the afternoon to avoid daytrippers from Barreirinhas (which would crowd these sites in the morning).
Virtually the only activity available in Atins that's not water- or sand-related