Have you seen Silent Hill? There is an eerie scene in it with zombie
nurses that a woman has to walk through; it;s here
http://www.youtube.com/watch?v=WLb_M3G6Iv8
You can experience the same thing every night inside Angel station. In
the ticket hall area at about 5:30pm last night there were about one
hundred people just standing around - not commuters. These people were
"waiting for friends",
It is an extraordinary natural phenomenon that occurs every night and
is well worth going to see,