Drone/aerial photo of a PELNI ship waiting for passenges at Port of Tanjung Perak. It is the 2nd busiest sea port in Indonesia, located at Surabaya, East Java. It is the main port for the eastern part of the island of Java. The port is accessed from the North through the Madura Strait, a 25 mile long, 100m wide and 9.5m deep channel between East Java and Madura Island. There's also Surabaya North Quay, a famous hangout spot for locals.