Walk around any large city these days and you're bound to see traces of chalk left by desperate or adventurous climbers on the sides of buildings, retaining walls, and other urban landscape features. While buildering is often frowned upon, sometimes the authorities let it slide.
There are a few places around town that fall into this category that are good for a lunch-hour burn or a quick session on a summer afternoon.
Getting There
All around Portland.
The Classics
Mountain Project's determination of some of the classic, most popular, highest rated routes for Portland Buildering:
By corvegas From: the depths of oregon Feb 1, 2007
No offense but, this is mountain project. Not building project. I strongly feel that this page should be removed as it has absolutly nothing to do with what this site was intended to do. Mabey there is a better site to post stuff about building climbing. Sorry if I come off as harsh, I just think that this stuff should be left to our imaginations, not to be posted on a rockclimbing beta site.