The coastline of Azerbaijan stretches along the Caspian Sea, which is the world's largest inland body of water. The coastline is known for its diverse landscapes, including sandy beaches, rocky shores, and coastal cliffs. The Caspian Sea is a popular destination for beachgoers and water sports enthusiasts, offering opportunities for swimming, sunbathing, and boating. The coastline is also home to several resort towns and beachfront hotels, making it a popular tourist destination in the region. Overall, the coastline of Azerbaijan offers a unique blend of natural beauty and recreational activities for visitors to enjoy.