"Christmas"
What is the shortest path for Santa Claus?
Published on 15. Dezember, 2017
kml wissenschaft-im-dialog.de3D Holiday Trees in Google Earth
Published on 25. Dezember, 2010
11 OrtsmarkierungenMerry Christmas
Published on 23. Dezember, 2007
13 OrtsmarkierungenNORAD tracks Santa
Published on 22. November, 2007
2 Ortsmarkierungen