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=2026-03-05&lat=46&long=14&zoom=8&abs=-1 2026-03-05: 46.784353 14.867187 Latitude: 46.78435340404559 <br />Longitude: 14.86718740336545 46.78435340404559 14.86718740336545 Thu, Mar 5 2026 15:30:00 +0100 c8cb627ae1cf34fdddfffe60f530d433 http://carabiner.peeron.com/xkcd/map/map.html?date=2026-03-04&lat=46&long=14&zoom=8&abs=-1 2026-03-04: 46.589486 14.259061 Latitude: 46.58948636656976 <br />Longitude: 14.25906098488581 46.58948636656976 14.25906098488581 Wed, Mar 4 2026 15:30:00 +0100 96e89419dae0faa34251d219c10cdc71 http://carabiner.peeron.com/xkcd/map/map.html?date=2026-03-03&lat=46&long=14&zoom=8&abs=-1 2026-03-03: 46.062741 14.136127 Latitude: 46.06274097958081 <br />Longitude: 14.13612742903109 46.06274097958081 14.13612742903109 Tue, Mar 3 2026 15:30:00 +0100 100fcaf76b28352422d93f47c6ef9dd3 http://carabiner.peeron.com/xkcd/map/map.html?date=2026-03-02&lat=46&long=14&zoom=8&abs=-1 2026-03-02: 46.891596 14.023104 Latitude: 46.89159619572067 <br />Longitude: 14.023104414480202 46.89159619572067 14.023104414480202 Mon, Mar 2 2026 15:30:00 +0100 e43fa5f5dbb8722e05ea2bc095f049b8