Archaeologists are using aerial photography and satellite imagery to discover new sites of archaeological and historical significance across Britain. By analyzing high resolution images taken from aircraft and satellites, archaeologists can identify subtle features on the ground surface that indicate the presence of ancient settlements, field systems and other structures that were previously unknown. This non-invasive technique is revealing our heritage in new ways and transforming our understanding of the past.

1. I’m sure I left it somewhere Discovering our heritage through aerial prospection British Science Festival, Bradford, 12th September 2011 A youtube video (with audio) is available here: http://www.youtube.com/watch?v=xULSDiejFO4