Ever heard of Graviton? No? Have you ever felt such a terrible headache mixed with the feelings of nausea? That's what I felt two years ago. Here's a glimpse of how Gravitron looked like: Gravitron Ride So, i n this post I will share my worst experience in my life (actually there might be other worse experience that I've had, but this is the one that I remember well. Cheers). Two years ago when I'm in second-grade, me with my college classmates were went on a vacation. We went to Malang. Then one day we went to a playground recreation place called Batu Night Spectacular (BNS). It's not far from our homestay, probably only around 5 to 10 minutes to go there. So we arrived and went in to the BNS. There's a plenty of playground rides inside, and there is a thing called Gravitron. The first time I heard it I had no idea what it was like. When I look from the outside that thing really reminds me of an UFO. Gravitron from the outside, just like an ...