As Brunel's Great Western Railway celebrates its 175th anniversary, it has been announced that it could become a World Heritage site.
The 300-mile railway line between London Paddington and Penzance in Cornwall received its enabling Act of Parliament in 1835.
Dubbed God's Wonderful Railway, GWR - more than anything else - opened up the far south west to visitors.
GWR is among 38 places in the UK up for World Heritage Site status.
The successful sites are decided by the cultural arm of the United Nations,
Isambard Kingdom Brunel was chief engineer of GWR, which was one of the wonders of Victorian Britain.
The stretch of line along the south Devon coast is not only a major engineering feat, but one of the most scenic railway routes in the country.
On 28 June 2010, a special celebration steam train travelled the length of the line to mark the 175th anniversary of GWR.
The carriages were pulled by two 80-year-old steam engines.
Use the video link above to watch a BBC clip of the train passing along the south Devon coast at Dawlish.