501/621, Z 6
The only part that is visible on the outside.
Long stairs leads to this interesting bunker which is a 501 attached to the back of a 621.
The 501 is connected to the tunnel.
In the back corner is a passage to the 621.
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The only part that is visible on the outside.
Long stairs leads to this interesting bunker which is a 501 attached to the back of a 621.
The 501 is connected to the tunnel.
In the back corner is a passage to the 621.
Next page