Website: http://dams.birminghammuseums.org.uk/asset-bank/action/viewDefaultHome?browseType=accessLevels
Conditions: Thousands of our out-of-copyright images are now available for all to use under a Creative Commons Zero licence (CC0). More images are regularly being added.
Images that are available for CC0 usage are marked as such at the bottom of their page.
Source: search landing page.