My sisters ride a slingshot capsule in Ibiza, Spain.

"The sky is no limit, You know as you take your seat in the sling shot its no ordinary amusement ride. Your mind is racing... heart beating like a drum and your throat is dry. For you are about to be catapulted vertically at over 160 kilometers per hour. You hear the machinery groaning as over 40 tonnes of energy is stored into a gigantic box called the spring machine. The launch capsule tilts back placing you in a reclined position and you sense its almost release time. Then here is comes... 3...2...1..."