UFO Enters in The Volcano Catania, Sicily, Oct 30, 2015, Video, UFO Sighting News.

Date of sighting: October 30, 2015
Location of sighting:  Mount Etna, Sicily, Italy

Here is a fantastic heat vision video by UFOvni2012 of Youtube. It shows a UFO entering the volcano in Italy. Volcanos were once the most inaccessible areas for humans, so aliens chose this area for their entrance/exits, but only some volcanos are used this way. 
Scott C. Waring

News states:
Extremely bright green object photographically seen above peak of Mount Etna in Sicily for about 15 minutes. Sicily, Catania Italy, October 30, 2015 - Halloween I am all Internet days for seismic events that occur in the Mediterranean region, today (30 October 2015), I noticed in the INGV (Italian National Geology and Volcanology) these images ranging from 6:42 at 6:54 pm local where green cone forms a bright object appears clearly. Then at 7:00 pm, later the object was not seen for a while. The area where the object is seen is the peak of the volcano several vents and considerable morphological change, it rose in recent years.