Why This Desert Fills With Thousands of Lakes Each Year: Lençóis Maranhenses

Lençóis Maranhenses National Park in Brazil is one of Earth’s most astonishing natural wonders — a place where rolling white dunes meet thousands of turquoise lagoons. This rare desert-like landscape comes alive each year when tropical rains flood the sandy basins, creating a shimmering network of freshwater lakes. Discover the geological story behind this surreal paradise, where the wind, sand, and water work together to create a living desert that breathes with the seasons.