Archaeologist at work

Exposing Washington's History with Archaeology's New Tools

December 2, 2019
Twenty-five years ago, Washington's archaeology program relied mostly on the traditional tools of shovels, trowels, and sieves. Those worked fine to uncover objects but there were clues to other important information that were left hidden.

In her lecture, City Archaeologist Dr. Ruth Trocolli described the contributions that new techniques and technologies including GIS (Geographic Information System), aerial photography, LIDAR, and remote sensing have made in understanding Washington's history and its people. She described several archaeological sites whose character was revealed by these new techniques. Trocolli was joined by Dr. Brian Crane, archaeologist on the Historic Preservation Review Board, who explained the painstaking process of capturing multiple images of a site on a grid and the impressive results using 3D photogrammetry,

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