Konkan mainly consists of Mumbai, Thane, Raigad, Ratnagiri and Sindhudurg Districts. Goa, Karwar and Mangalore are also included in the Konkan region. Main language is Marathi. Coastline - 720 Kms. Konkan Railway and NH.17 pass through this area. Surrounded by Arabian Sea on the West and Sahyadri Mountains on the East, Konkan is called the California of the East !!