Enjoy stunning views of the sea and Southern Islands, while immersing in Sentosa’s military past on The Rock @ Blakang Mati Walking Tour. In the company of an experienced guide, you’ll get to explore the tunnels and bunkers of historic Fort Siloso and see what life was like for soldiers during WWII. Then, round off your tour with a scenic stroll on the Fort Siloso Skywalk. Tickets at $125 for a group of five pax.