UFO over Popocatépetl Volcano, Mexico - Dec 5, 2013 Saturday, December 07, 2013 Get link Facebook Twitter Pinterest Email Other Apps Over the years, there have been countless sightings of UFOs approaching or diving into Mexico's Popocatepetl volcano. In a new video, a UFO seems to approach Mexico's Popocatepetl volcano on December 5, 2013.