Marietas Islands National Park is a protected area located off the coast of Nayarit, Mexico. Established in 2005, the park is known for its unique marine ecosystems, diverse wildlife, and stunning landscapes. The islands are home to various species, including sea turtles, dolphins, and numerous bird species, making it a popular destination for nature lovers and eco-tourists. The park features beautiful beaches, hidden coves, and vibrant coral reefs, attracting visitors for activities like snorkeling, diving, and birdwatching. The most famous attraction is the Hidden Beach, which is accessible through a tunnel and offers a unique experience for those who visit.