Flying Shapes can be any shape or form of very advance technology.
http://www.coasttocoastam.com/article/ufo-in-dealey-plaza,
http://www.unexplained-mysteries.com/forum/index.php?showtopic=169919
Was there an experimental drone observing the area?
http://www.abovetopsecret.com/forum/thread522648/pg1,
http://www.rense.com/general88/abov.htm
Another supersonic vehicle test?
http://www.youtube.com/watch?v=G3Fh9EsE9QU
http://mysteriousuniverse.org/2013/08/flying-triangles-not-secret-aircraft
http://astronaut.com/mysterious-shape-changing-jelly-fish-ufo-spotted-over-peru
http://www.ibtimes.co.in/articles/473640/20130602/ufo-sightings-jellyfish-unidentified-flying-objects-video.htm
http://www.sott.net/article/270087-UFO-mystery-as-bizarre-flying-saucer-shape-is-captured-in-the-sky-above-Cyprus
