Yes! It is possible to cross Dublin without passing a pub
Testing James Joyce: this is like the Seven Bridges of Königsberg puzzle but with Guinness.
Link tags: openstreetmap
3
8-Bit NYC
Nifty old-school 8-bit tiles superimposed on OpenStreetMap data.
Walking Papers
This is wonderful: maps that travel from the internet to the papernet and back to the internet again. Print out from OpenStreetMap, annotate in the real world, and scan the annotated map.