Katraj To Sinhagad Night Trek or as we call it “K2S” is a popular night trek for professional trekkers, amateurs, and newbies. The route starts from the Katraj Tunnel Top (New), and travels through a series of mountains and hills (more than 13) and approximately (16kms.) which leads to the destination near the Top of Sinhagad Fort. It is definitely a trek that will test your physical fitness, stamina, and endurance. The trek ends at Sinhagad road-head.