The Tar Tunnel is one of the ten Ironbridge Gorge Museums. Step
inside the Tar Tunnel and discover where miners digging in 1787
stuck a spring of natural bitumen which has oozed out of the
walls for over 200 years. Put on your hard hat and venture
underground into the eerie brick-lined tar tunnel. Treacle-like
black bitumen is still oozing through the walls and welling up
in puddles. Step inside the Tar Tunnel and discover where miners
digging in 1787 struck a spring of natural bitumen which has
seeped out of the walls for over 200 years. - Crouch down to
peer inside miniature caverns and see the thick tranquil pools
of liquid tar - Children will love putting on a hard hat and
going underground - See how the early industrialists of the
Gorge overcame the natural obstacles - Take a look at the
extraordinary Hay Inclined Plane, a great invention designed in
the early 1790s to move tub boats between the Shropshire Canal
at the top of the hill and the Coalport Canal at the bottom The
Tar Tunnel is only a short wa