The moment you step into a roller coaster. You will be hoisted up and arrive at the highest point. You see how high you really are. You can already feel how hard you will go down. Get a kick out of it. In many ways than a roller coaster you can get that adrenaline.
This guy gets his adrenaline to go by places where you are not allowed to come and show us what else is to see in New York. Undercity.