Rheinbach, Germany - 3.6 miles from Ludendorf: Oberdrees Weathercam - The webcam is located in in Rheinbach's quarter Oberdrees and is pointed randomly towards north, west or south (24h online).
Bad Münstereifel, Germany - 9.9 miles from Ludendorf: Radio Telescope Effelsberg - View of the Radio Telescope Effelsberg, formerly the largest free steerable radio telescope in the world.
Bad Godesberg, Germany - 11 miles from Ludendorf: View of the Siebengebirge - A nice view of the Siebengebirge with the Drachenfels and the Drachenburg.