Apparently, from the evidence of the cameras, he was strolling down the entry tunnel.
The fort still shows the scars of the 1940 bombardment, with the entry tunnel largely exposed.
The ancient weapon lay against the stones on one side of the outer entry tunnel.
A sentry came in through the door- way to the entry tunnel.
Just avoid waiting in the entry tunnels - they're too high up and players won't hear you over the crowd noise.
Once inside the entry tunnel, though, I was in the yards for the trains and had to make my way carefully to the passenger section.
Half a dozen of them had wandered across to the entry tunnel.
A stone table, like an altar, sat not far from the entry tunnel.
They walked into the entry tunnel and joined the end of the line.
The artist nodded toward the opening of the entry tunnel.