What is the longest sea beach in Bangladesh?

The longest sea beach in Bangladesh is Cox's Bazar Beach, also known as Panowa Beach. It is located in the Cox's Bazar district of Bangladesh, near the border with Myanmar. The beach is approximately 120 kilometers (75 miles) long and is considered to be the longest unbroken sandy beach in the world. It is a popular tourist destination, known for its scenic beauty and water sports activities. The beach is also home to a variety of marine life, including dolphins, sea turtles, and various species of fish.