The Great Barrier Reef Marine Park is a UNESCO World Heritage site and one of the world's most iconic natural wonders. Located off the coast of Queensland, Australia, it stretches over 2,300 kilometers (1,400 miles) and is the largest coral reef system on Earth. The marine park encompasses a vast area of diverse ecosystems, including coral reefs, islands, seagrass meadows, and mangrove forests. It is renowned for its incredible biodiversity, vibrant marine life, and stunning underwater landscapes. The Great Barrier Reef Marine Park attracts millions of visitors each year, offering opportunities for snorkeling, diving, wildlife encounters, and eco-tourism experiences.