Topic summary
Clarence Tunnel

The Clarence Tunnel is a railway tunnel that was originally part of the Main Western railway line across the Blue Mountains, New South Wales, Australia. It is 493 metres (539 yd) long.
Topic summary

The Clarence Tunnel is a railway tunnel that was originally part of the Main Western railway line across the Blue Mountains, New South Wales, Australia. It is 493 metres (539 yd) long.