And at 5,675 yards (5,189m) Standedge Tunnel - completed in 1811 - is also the UK's longest canal tunnel
Broad Street Canal Tunnel
will be shut for canal traffic in both directions and for pedestrians who normally use its footpaths.
The tunnel, which is situated to the west of Chirk and was one of the first canal tunnels
in Britain to have a towpath running through it, is unlit and becomes pitch black in the middle.
ABUSY Birmingham canal tunnel
will close for several weeks for strengthening work as a new phase of work for the Midland Metro tram extension begins.
The Broad Street Canal Tunnel
will close from Wednesday, January 2 as work gets underway to take the Metro to Edgbaston.
He bought the manor of Saddleworth in 1791, built a wood mill at Springhead, and coincidentally was a key member of the Standedge canal tunnel
The canal includes the country's longest, deepest and highest canal tunnel
- Standedge Tunnel.
Among the runners were a team of Trust supporters who raised PS900 in sponsorship which will go towards the PS1million Tunnel Vision Appeal, set up to provide a canal tunnel
under the Cross-City railway line.
Turn left there and immediately you will see the canal tunnel
The towpath through the tunnel is even and well protected by a hand rail, so you can easily walk through it.
This year's show theme is Feats of Engineering and people can design their own boat cabin, willow weave bridge or canal tunnel
aboard specialist narrowboat Sculptor, which is visiting the site from the canal museum at Stoke Bruerne.
Birmingham Mail editions 1933-1951, by Fran (narflet) Witley Court, Worcs, by Bill Shakespeare (Imagine Bill) Canal tunnel
, Edgbaston, by Ian Halsey Lickey Hills trees, by Chris Rigby (vagrantgenius) Every week, we're turning over a page of the Birmingham Post to celebrate the best photos taken by our readers who become members of our group on Flickr, the popular photo-sharing website.
Turn right and continue past bridge No 59 to reach the canal tunnel
and a large sign for the Globe Inn.
THE Prince of Wales showed he can talk to the animals before a journey through the longest, highest and deepest canal tunnel
It includes the Standedge Tunnel, which at three miles long, is Britain's longest canal tunnel