The River Misbourne is a chalk river that rises in a field on the outskirts of Great Missenden in Buckinghamshire, passing through Little Missenden, Old Amersham, Chalfont St Giles, Chalfont St Peter
River Misbourne near Chalfont St Giles
River Misbourne was diverted via culverts under M25 motorway. This is the downstream portal of the culvert. The railway viaduct is visible over the trees in the background.
The Chalfont Viaduct is the first of two five-arch brick railway viaducts on the Chiltern Main Line in south-east England. It is located between Gerrards Cross and Denham Golf Club stations. The M25 m
River Misbourne
…Misbourne would once have meant something like 'river where water-plants/marsh-plants grow'. In 1906 the Great Western Railway (GWR) constructed the Chalfont Viaduct to carry trains between London and High Wycombe across the river. In the mid-1980s, when the M25 was being constructed, the Misbourne was diverted under…
Chalfont Viaduct seen from the M25 (in 2009)
The new "give helch a break!!!" graffiti slogan added in 2018
The "helta▪skelta" graffiti slogan, which first appeared in 2021.