The Sunan Ampel Great Mosque, which dates back to 1421 AD, is the oldest mosque in East Java, and attracts thousands of tourists annually who come to pray and enjoy its magnificent architectural design that combines the beauty of Javanese and Arabic architecture. This mosque is located near the port of Tanjung Perak, and when you reach it, you will be flocked by merchants who sell various prayer supplies as well as souvenirs.