![Box Hill Tunnel on the Great Western Railway in Wiltshire, UK Stock Photo - Image of countryside, architecture: 229171302 Box Hill Tunnel on the Great Western Railway in Wiltshire, UK Stock Photo - Image of countryside, architecture: 229171302](https://thumbs.dreamstime.com/z/box-hill-tunnel-great-western-railway-wiltshire-uk-passes-chippenham-bath-england-229171302.jpg)
Box Hill Tunnel on the Great Western Railway in Wiltshire, UK Stock Photo - Image of countryside, architecture: 229171302
Report - - Box Tunnel East Portal (Sidings to Tunnel Quarry and CAD), Wiltshire - February 2015 | Underground Sites | 28DaysLater.co.uk
![Colour tinted photo of Box Tunnel, c.1920s available as Framed Prints, Photos, Wall Art and Photo Gifts #10880177 Colour tinted photo of Box Tunnel, c.1920s available as Framed Prints, Photos, Wall Art and Photo Gifts #10880177](https://www.steampicturelibrary.com/p/121/colour-tinted-photo-box-tunnel-c1920s-10880177.jpg.webp)
Colour tinted photo of Box Tunnel, c.1920s available as Framed Prints, Photos, Wall Art and Photo Gifts #10880177
![Network Rail on Twitter: "IK Brunel's Box Tunnel was the longest railway tunnel ever built at the time of its opening in 1840. https://t.co/Q3SyqpsjoQ" / Twitter Network Rail on Twitter: "IK Brunel's Box Tunnel was the longest railway tunnel ever built at the time of its opening in 1840. https://t.co/Q3SyqpsjoQ" / Twitter](https://pbs.twimg.com/media/CfmH3X5WEAAP0_j.jpg)
Network Rail on Twitter: "IK Brunel's Box Tunnel was the longest railway tunnel ever built at the time of its opening in 1840. https://t.co/Q3SyqpsjoQ" / Twitter
![Great Western Railway: you can't see much progress on electrification, but you can see right though Box Tunnel - can't you? - Marlborough News Great Western Railway: you can't see much progress on electrification, but you can see right though Box Tunnel - can't you? - Marlborough News](https://marlborough.news/wp-content/uploads/2016/02/BOX_TUNNEL_POST_CARD_WILTS_COUNCIL.jpg)