Stone Town is a city of prominent historical and artistic importance in East Africa. Its architecture, mostly dating back to the 19th century, reflects the diverse influences underlying the Swahili culture, with the East African culture being preeminent, there is a unique mixture of Arab, Persian, Indian and European elements. For this reason, the town was designated as a UNESCO World Heritage Site in 2000. Due to its heritage, Stone Town is also a major visitor attraction in Tanzania, and a large part of its economy depends on tourism-related activities.