xkcd Geohashing http://wiki.xkcd.com/geohashing/Main_Page XKCD comic #426 contains an algorithm that generates random coordinates across the graticule every day. http://carabiner.peeron.com/xkcd/map/map.html?date=2026-04-27&lat=46&long=14&zoom=8&abs=-1 2026-04-27: 46.368487 14.342276 Latitude: 46.36848661367967 <br />Longitude: 14.34227624449345 46.36848661367967 14.34227624449345 Mon, Apr 27 2026 15:30:00 +0100 5e552382c4991e88579f6a7c4c0ce82a http://carabiner.peeron.com/xkcd/map/map.html?date=2026-04-26&lat=46&long=14&zoom=8&abs=-1 2026-04-26: 46.63331 14.22019 Latitude: 46.63330958180764 <br />Longitude: 14.22019042035937 46.63330958180764 14.22019042035937 Sun, Apr 26 2026 15:30:00 +0100 a22093a61b74d1df385e663e560249ed http://carabiner.peeron.com/xkcd/map/map.html?date=2026-04-25&lat=46&long=14&zoom=8&abs=-1 2026-04-25: 46.612229 14.8629 Latitude: 46.61222884914091 <br />Longitude: 14.862900139888 46.61222884914091 14.862900139888 Sat, Apr 25 2026 15:30:00 +0100 9cbb07a4ba59959adce706088864558b http://carabiner.peeron.com/xkcd/map/map.html?date=2026-04-24&lat=46&long=14&zoom=8&abs=-1 2026-04-24: 46.08167 14.014567 Latitude: 46.081670438269147 <br />Longitude: 14.01456650572228 46.081670438269147 14.01456650572228 Fri, Apr 24 2026 15:30:00 +0100 14e85a956a7d2c3403baa169b1b67be2