Ranikot Fort is 90 kilometres to the north of Hyderabad on the national highway. There is also an easy access of about an hour's journey from Karachi to Sann on the Indus Highway. A diversion road, starting a little distance away from Sann, the nearest town, leads to the fort along a rugged 21 kilometres road and reaches the eastern gate of the fort, known as Sann Gate. Sann is a rail head on the Kotri-Larkana line of the Pakistan Railway. It clarification needed] is inside the Kirthar National Park, the second largest national park in Pakistan.