Qalhat is an ancient coastal town located in the Sultanate of Oman. It was an important trading port in the past, known for its strategic position along maritime trade routes. The town features historical ruins, including the remains of a 14th-century mosque, which highlight its significance in Islamic history. Today, Qalhat is recognized as a UNESCO World Heritage Site due to its cultural and historical value. The site reflects the rich heritage of the region and offers insights into the maritime trade that flourished in the Indian Ocean during the medieval period.