SP8041 : Cosgrove aqueduct over Great Ouse River
taken 8 years ago, near to Cosgrove, West Northamptonshire, England
The Great Ouse rises in Northamptonshire and flows generally northeast, 143 miles to its mouth at King's Lynn. It is the fifth longest river in the UK.
Wikipedia: Link
The Grand Union is a 137 mile (220km), 166 lock, 2 tunnel canal running between Brentford in London and Birmingham. It is the longest canal in Britain, and has 11 main arms and junctions. It takes over a week to navigate.
The Leicester arm branches off at Norton Junction and runs 66 miles long through 59 locks (including 2 staircase locks at Foxton) and 2 tunnels to Leicester where it continues into the River Soar.
Read more at Wikipedia Link