With help from an intern, staff of the Fairfax County Park authority Archaeology and Collections Branch take notes during excavations of a log house occupied ca. 1822 until the 1980s. Detailed recording is the most important part of archaeology. Click here to find out more about how archaeologists use field maps to better understand sites.
Volunteers and staff conduct a metal detection survey hoping to find evidence of a outbuildings at a slave quarters site. To find out how these data are digitized in GIS and interpreted, you can read an article here.