1.   Dark passageways and blind alleys obscure the light at the end of the tunnel.

2.   Once again, you navigate dark passageways and hostile environments, killing everything that moves.

3.   Almost any night, she said, drug dealers roamed dark passageways between rows of units, and gunshots were common.

4.   In the dark roofed passageways of the Muslim Quarter, cats drink water from pools on manhole covers.

5.   More sophisticated systems mimic old horror movies, with swinging bookshelves leading to a dark passageway.

6.   Waves of people jamming the river walks briefly vanish into dark passageways under bridges illuminated by candle-lighted chandeliers.

7.   Down dark passageways and up a steep flight of stairs, two boys are pouring red-hot metal into molds.