13. Lençóis Maranhenses
A very rare phenomenon occurs every rainy season in this national park that attracts thousands to visit its sand dunes that get filled up with fresh water miraculously. The park is situated in Maranhão and looks like a desert with no vegetation. Such picturesque is this place that its has become a favored point for many film makers who come here to shoot their movies. The national park is also home to a particular type of fish species that are seen in the waters here and no place else. Various companies conduct treks and tours for tourists all through the year.
Image credit: obviousmag