Don't think I have posted this one up yet. Myself and MD found this small WW2 factory shelter at the end of last year while on a recce. Not bad condition, though pretty empty and no signs or notices on the walls. Appears to have been flooded in the past, but is now bone dry.
Stairs leading to shelter
Door at bottom of stairs
Toilet partition
One of the tunnels
Toilet partition with door missing
Stairs leading to shelter
Door at bottom of stairs
Toilet partition
One of the tunnels
Toilet partition with door missing