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
SP5465 : Lock 3, Braunston by Ian TaylorA frosty morning by the (Watneys) Admiral Nelson pub. A narrow boat is in the lock, heading south on the Grand Union Canal.
www.geograph.org.ukToday's Photo of the day
ULE9454 : Baltrum - Braundünen ("Brown Dunes") by Colin Smith
Die älteren Braundünen liegen hinter dem Nordstrand - hier Mann darf nur auf markierten Wegen betreten werden.
Random photo (doesn't have a daily photo)
WV3383 : Pembroke and L'Ancresse Bays by Adrian Kingwww.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.