I’ve been playing around with geotagging for about a year using a firefox extension. It was always a bit wonky. Flickr has now added geotagging. There are several ways to utilize it from the geotag bookmarklet to flock’s uploader extension. I prefer the bookmarklet but whatever works. The result is a great opportunity to tag photos to locations. I’ve started tagging a few of my photos with this result:
There are even a couple of screencasts on Youtube on geotagging and flickr.