http://www.slate.com/articles/video/video/2015/09/gopro_whale_video_an_incredible_humpback_whale_breach_caught_on_camera.html

GoPro videos tend to be impressive by their very nature. The tiny action cams have afforded professional and amateur videographers alike to capture truly incredible moments with ease. As proof, GoPro’s YouTube channel is basically just a library of extreme human ridiculousness.  Even with that lineup, the video above sets the impressiveness bar pretty high—and no gravity-defying stunt was needed to do it.