Geograph is a concept and open source code for a online website to create a comprehensive collection of photographs capturing every part of given region.
Currently there are three active projects, shown below - including a photograph from each.
Today's Photo of the daySY2389 : Beer Beach by T W Eyre
The Beach at Beer, Devon.
Today's Photo of the dayUMV9409 : Flacht: Flur "Rommelshalden" by Andreas Gmelin-Rewiako
Wegekreuzung in der Flur "Rommelshalden".
Random photo (doesn't have a daily photo)WV4674 : Dixcart Bay and Hogsback Headland by Colin Smith
"Dixcart Bay - best near low tide when the sand is exposed, also the most easily accessible on the island. For shelter, try this one if the wind is northerly". www.sark.co.uk https://en.wikipedia.org/wiki/Sark
Geograph Britain and Ireland, also has a slightly simplified site schools.geograph.org.uk intended for use within Schools.