I stumbled onto this site thanks to Kottke, and it made me lust terribly for a pinhole camera of my own. This looks like a great way to get into large format photography without a lot of expense. There’s something eerie about how time — the long exposures — makes people invisible.
I also found a site that offers tips on how to make a pinhole for an SLR, so you get the metering, winder and a light-tight case, and a lot fewer questions (large format and pinhole cameras tend to attract that sort of thing).
And if it works, you could do this:
Worldwide Pinhole Photography Day – home:
Anyone, anywhere in the world, who makes a pinhole photograph on the last Sunday in April, can scan it and upload it to this website where it will become part of the annual Worldwide Pinhole Photography Day celebration’s online gallery.