Data from the DiGMap covering the whole of the United Kingdom
at a scale of 1:625 000 is available in this OGC WMS service for personal,
non-commercial use only. The service is a contribution to the OneGeology-Europe
initiative. The layers can be displayed either by age or by lithology. For more
information about the digital maps available from the British Geological Survey,
please visit
http://www.bgs.ac.uk/products/digitalmaps/digmapgb.html.