8) You have now turned around are are LOOKING BACK towards the 90 degree curve in the Main Entrance tunnel (Photo copyright Nick Catford 1999), you may now turn around and Walk through the Main Blast Doors and look back at them...

Note, the flooring at this point was very unstable.

Where am I?.....8) Jump to map!

For an Emergency Exit! .....

Copyright Mark.A.Bennett @ Subterranea Britannica 2000