Landwasser Viaduct, Bernina Express railway line, UNESCO World Heritage Site, Graubunden, Swiss Alps, Switzerland, Europe

Glenfinnan Railway Viaduct, part of the West Highland Line, Glenfinnan, Loch Shiel, Highlands, Scotland, United Kingdom, Europe

Landwasser Viaduct, Bernina Express railway line, UNESCO World Heritage Site, Graubunden, Swiss Alps, Switzerland, Europe

Landwasser Viaduct, Bernina Express railway line, UNESCO World Heritage Site, Graubunden, Swiss Alps, Switzerland, Europe

Landwasser Viaduct, Bernina Express railway line, UNESCO World Heritage Site, Graubunden, Swiss Alps, Switzerland, Europe

Bernina Railway Line, UNESCO World Heritage Site, Graubunden, Swiss Alps, Switzerland, Europe

Snowdon Mountain Railway, Llanberis, Gwynedd, Wales, United Kingdom

View of The Glenfinnan Viaduct a Railway Viaduct on the West Highland Line in Glenfinnan, Inverness-shire, Scotland, United Kingdom, Europe

The iron ore mine Cockerill d'Esch-sur-Alzette played a major role in economic boom from the 1870s to the 1990s, Luxembourg

Old steam trains from the Dorrigo railway line, Dorrigo National Park, UNESCO World Heritage Site, New South Wales, Australia, Pacific

Old steam trains from the Dorrigo railway line, Dorrigo National Park, New South Wales, Australia, Pacific

Railway line and platform where prisoners were unloaded and separated into able bodied men, kept for work, and woman and children who were taken to gas chambers, Auschwitz second concentration camp at Birkenau, UNESCO World Heritage Site, near Krakow (Cra

Railway line and platform where prisoners were unloaded and separated into able bodied men, kept for work, and woman and children who were taken to gas chambers, Auschwitz second concentration camp at Birkenau, UNESCO World Heritage Site, near Krakow (Cra

Railway line and platform where prisoners were unloaded and separated into able bodied men, kept for work, and woman and children who were taken to gas chambers, Auschwitz second concentration camp at Birkenau, UNESCO World Heritage Site, near Krakow (Cra

Entrance building and railway line of the former Auschwitz II-Birkenau concentration camp, UNESCO World Heritage Site, southern Poland, Europe

Inspector, Llanfair and Welshpool Steam Railway, Wales

Tourist and workers, firemen, Llanfair and Welshpool Steam Railway, Wales

Llanfair and Welshpool Steam Railway, Wales

Inspector and traveller, Llanfair and Welshpool Steam Railway, Wales

Show for children, Vale of Rheidol Steam Railway, Devil's Bridge Station, Wales

Locomotive and driver, Llanfair and Welshpool Steam Railway, Wales

Vale of Rheidol Steam Railway, Ceredigion, Wales

Firemen, Vale of Rheidol Steam Railway, at Devil's Bridge Station, near Abertsywyth, Ceredigion, Wales

Train of the Perurail of the line Cusco to Machu Picchu, Hidroeletrica, province Urubamba, Peru, South America

Old steam trains from the Dorrigo railway line, Unesco world heritage sight Dorrigo National Park, New South Wales, Australia, Oceania