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 day
SN8074 : Disused lead mine near Cwmystwyth by Derek Vollerwww.geograph.org.ukToday's Photo of the day
UNC0800 : Warburg, herbstlicher Rastplatz am Twisteradweg bei Welda by Michael WRandom photo (doesn't have a daily photo)
WV6547 : Promenade at night by DS PughLooking at the Havre des Pas Promenade in the evening.
www.geograph.org.ggGeograph 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.