Every time I see these pics I am amazed.
it isn't a sewer, it is a water control to stop flooding, a sewer is where waste goes.
Amazing fotos - Tokyo's sewer
From the page: "Tokyo's underground sewer system"
IT IS SO HUGE LIKE!
Ghastly writing, but incredible pictures. Even the sewers are awesome in Japan.
Tokyo drainage system
Woah, that should be the setting of a scary movie, if it isn't already...