Guilin is a city in southern China known for its dramatic landscape of limestone karst. At its centre are 2 lakes, Cedar and Banyan, remaining from a Tang Dynasty moat that once surrounded the city. Boat tours travel through these and other lakes via connected rivers. On Cedar Lake's shore, twin pagodas, the Sun and Moon, light up the sky at night. Its name means, "Forest of Sweet Osmanthus", owing to the large number of fragrant Sweet Osmanthus trees located in the city. The city has long been renowned for its scenery of karst topography and is one of China's most popular tourist destinations.