Making sense of Relations (at least, of the type=multipolygon ones)

This is really just a cut and paste from an email I wrote, but I figured I should toss it up here in case others would find it interesting (or be a...

Using relations for landuses and other areas

In my neck of the woods, there's a lot of landuse tags that were mapped using closed ways. Since most landuses butt up against something, be it roa...

Pacific Crest Trail

For non-Americans, or non-hikers, the Pacific Crest Trail (PCT) is a trail that runs from the Mexico border in California all the way up to the Can...