Ascending and Descending

[dougo]

Comments

good grief

[(Anonymous)]

Did you make that? Way cool.

Lynn

Re: good grief

[dougo.livejournal.com]

Nope, it was built by Andrew Lipson and Daniel Shiu. The picture links to a page describing how it was built. They also built four other Escher models. I found the picture when someone uploaded it to ricochetrobot.com.