![](http://www.alamy.com/thumbs/6/0759F1E2-9487-47AC-9BB1-D90DAAB11E3F/GWJ9PB.jpg)
Abt cog railway system at Betten station near Brig, Valais, Switzerland
Size: 4288px × 2848px
Location: Betten railway station near Brig, Valais, Switzerland
Photo credit: © Peter Moulton / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: abt, alpine, alps, betten, design, engineer, engineering, europe, gradient, grip, infrastructure, inventor, line, locomotive, permanent, rail, railway, railways, roman, swiss, switzerland, system, track, transport, transportation, travel