Rack and pinion railway. This toothed rail between the tracks (left and right) is known as a rack. The pinions (or cogs) are components of the trains,

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Rack and pinion railway. This toothed rail between the tracks (left and right) is known as a rack. The pinions (or cogs) are components of the trains, which use them to drive up steep inclines. Photographed in Snowdon, Wales.

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Size: 3632px × 4843px
Photo credit: © CORDELIA MOLLOY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: close-, cogs, detail, europe, european, junction, kingdom, line, mechanical, metal, mountain, mountainous, pinion, public, rack, rail, railroad, rails, railway, snowdon, steep, technological, technology, track, tracks, train, transport, transportation, uk, unique, united, unusual, wales, welsh