Rheinbach, Germany - 8.3 miles from Ottenheim: 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 - 10.2 miles from Ottenheim: Radio Telescope Effelsberg - View of the Radio Telescope Effelsberg, formerly the largest free steerable radio telescope in the world.
Bad Godesberg, Germany - 15.4 miles from Ottenheim: View of the Siebengebirge - A nice view of the Siebengebirge with the Drachenfels and the Drachenburg.