Glenn posted stuff from his strips around the US. So far he's recorded visits to the Googleplex, CTIA Wireless 2007, Las Vegas Convention Center, and Coors Field, Denver.
Check out this map if you are travelling and unsure of the laws in the area regarding marijuana (i.e. pot) smoking. It's interesting how different areas of the world legislate the issue.
Dave put together this map of a trail outside Meriden, Connecticut using GPS data he collected walking the path. Includes some nice phots of scenic spots.