It covers the area around Avebury, with coverage stretching from Bowood House and Calne eastward to Marlborough, and from Wroughton southward to Alton Priors. A major feature of the map is the number of archaeological sites, including Avebury itself, Silbury Hill, Windmill Hill and others; but more modern historians will also find the railways to Marlborough and Calne.

It covers the area around Avebury, with coverage stretching from Bowood House and Calne eastward to Marlborough, and from Wroughton southward to Alton Priors. A major feature of the map is the number of archaeological sites, including Avebury itself, Silbury Hill, Windmill Hill and others; but more modern historians will also find the railways to Marlborough and Calne.