Barreirinhas is a small city located in the state of Maranhão, Brazil. It is known for being the gateway to the Lençóis Maranhenses National Park, a stunning natural landscape of sand dunes and freshwater lagoons. Barreirinhas is a popular tourist destination and attracts visitors from all over the world who come to explore the unique and beautiful scenery of the national park. The city itself is small and charming, with a few hotels, restaurants, and shops catering to tourists. It is also a starting point for boat trips along the Preguiças River, where visitors can admire the local flora and fauna and visit small villages along the riverbanks. The city is easily accessible by road from the state capital, São Luís, and has a small airport for those traveling by air.