Now reach the Magnetic Hill. Nothing magnetic about it. It's just the illusion that road gives. The road seems to be going down, but it is actually going up, hence sliding your car back when leaving it free. It's not the mountain that pulls you back. You can roll a water bottle or a plastic bottle, they would roll back too.
And now you reach Gurudwara Pathar Sahib. It's maintained and looked after by the Indian Army. They also serve free langar here like any other Gurudwara. Here's a look at the Gurudwara.