Older video of a huge bright orb flying in the sky above Northern Ireland. This was recorded on 20th February 2011.
Interesting compilation of UFO videos recorded in Tucson, Arizona by youtube user Sheilaaliens in the last two years.
On 25th December 2011 at dawn, air controllers in Mexico City’s International Airport saw a huge object passing over the landing strip.
Report about the UFO activity above Popocatépetl, an active volcano and, at 5,426 m (17,802 ft), the second highest peak in Mexico.