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 dayNO0869 : Ben Earb and Meall a' Choire Bhuidhe by Alan O'Dowd
Ben Earb means 'mountain of the roe deer' and Meall a' Choire Bhuidhe is 'rounded hill of the yellow corrie'. ...
Today's Photo of the dayUQC0519 : Petersberg - Bergbad by BMG1900-Anhalt
Das Foto zeigt Gebäude des ehemalige Bergbades, dass Ende der 1960-er Jahre eröffnet und Ende 2001 geschlossenen Bades in Petersberg.
Geograph Britain and Ireland, also has a slightly simplified site schools.geograph.org.uk intended for use within Schools.
... and a sub-project just focusing on images in Ireland, www.geograph.ie.
Geograph Germany/Deutschland, also has a German/Deutsch language version at geo.hlipp.de.