This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
NarrowGaugeRailway Ostbahn TunnelNo SouthofMostnaDrini. en The southern portal of the tunnel No located in the gorge of the Lim River as seen in this downstream view towards the river mouth into the Drina River Old postcard Postkartenverlag Cappon in Sarajevo Franz Jozefstr heading Bosnian Eastern railway Postcards of Bosnia