Dude Takes Spirit Level On Plane Attempting to Prove Earth Is Flat By Marko R. - May 23, 2017 Why can’t just any flat earthers just sail to the edge of the Earth to show us that the Earth is really flat? RELATED ARTICLESMORE FROM AUTHOR How Planes Fly The Four Forces Of Flight Subscribe Notify of new follow-up comments new replies to my comments Label {} [+] Name* Email* Website Current ye@r * Leave this field empty Label {} [+] Name* Email* Website Current ye@r * Leave this field empty 0 Comments Inline Feedbacks View all comments