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 TunnelsNo WestofMesici. en The eastern portals of the tunnels No and located in the gorge of the Praa River as seen in this upstream view towards Sudii Old postcard AnsichtskartenSpezialhaus Cappon Sarajevo Franz Josefstr No heading Bosnian Eastern railway Postcards of Bosnia and Herzegovina Rail