5 UNEXPLAINED MYSTERIES in the Sky Caught on Camera

Top 5 unexplained mysteries and strange phenomenon in the sky ! Very weird and unexplainable events and sightings witnessed by REAL people and caught on camera.

For similar creepy stuff, check out these other Nuke's Top 5 videos:

5 Unsolved Mysteries Caught on Tape
https://www.youtube.com/watch?v=zGN959Wt5SY

5 Unsolved Mysteries & Unexplained Events
https://www.youtube.com/watch?v=jop6Cgihhvs

5 Real Aliens Caught on Tape? The Best Alien Videos
https://www.youtube.com/watch?v=GKihRaDulsE

5 Unsolved Mysteries Caught on Camera
https://www.youtube.com/watch?v=Xz6rlnQE9_U

Sources:
Giant strange sky spiral shocks Norwegians in December 2009 https://www.youtube.com/watch?v=Ra7FMnpWMhY

Mysterious black cloud floating in the sky over Kazakhstan http://www.dailymail.co.uk/news/article-3027519/Holy-smoke-Mysterious-100m-wide-black-ring-filmed-floating-clear-skies-Kazakhstan.html

China's 'floating city' in the sky: Mirage, hoax or sinister conspiracy? http://www.cnn.com/2015/10/20/world/china-floating-city-video-feat/index.html

Видео 5 UNEXPLAINED MYSTERIES in the Sky Caught on Camera канала Nuke's Top 5