These photographs of Tokyo taken by heiwa4126 are amazing. He used an ultra-wide fisheye lens to create 360°x180° panoramas using stereographic projection--a technique used in geometry to map a sphere onto a plane.
heiwa4126's Flickr set [via Pink Tentacle]
About Lisa Katayama
I'm a contributing editor here at Boing Boing. I also have a blog (TokyoMango), a book (Urawaza), and I freelance for Wired, Make, the NY Times Magazine, PRI's Studio360, etc. I'm @tokyomango on Twitter.