"A giant pyramid which appears to be a UFO hovering over the Kremlin has caused frenzied speculation in Russia that it is an alien spacecraft."
http://www.telegraph.co.uk/news/newstopics/howaboutthat/ufo/6837200/UFO-pyramid-reported-over-Kremlin.html ,
http://www.allnewsweb.com/page9899983.php ,
http://www.unexplained-mysteries.com/viewnews.php?id=171434 ,
http://www.latest-ufo-sightings.net/2009/12/ufo-over-kremlin.html ,
http://www.rapidweb.biz/news/ufo-sighted-over-the-kremlin-2112442 ,
http://www.realufos.net/2009/12/stranger-in-moscow-large-triangle.html ,
http://io9.com/5430075/what-is-that-giant-pyramid-hovering-over-the-kremlin ,
http://www.ufoworldnews.com/2009/12/18/ufo-pyramid-reported-over-kremlin ,
http://aliencasebook.blogspot.com/2009/12/videos-russian-television-ufo-over.html ,
http://www.thesun.co.uk/sol/homepage/news/2776684/UFO-filmed-over-Kremlin.html ,
http://www.hotspotsz.com/Pyramid-shaped_UFO_filmed_over_Kremlin_(Article-20335).html ,
http://www.dailymail.co.uk/news/worldnews/article-1236880/UFO-hovers-Red-Square-Moscow.html ,
http://www.getxnews.com/2009/12/giant-triangle-craft-appears-over-kremlin-in-moscow-10122009-reflection-or-not
Various kinds of interstellar and inter-dimensional crafts have been visiting earth for a very long time.