Long forgotten Zion Cemetery is thought to be the burial ground for as many as 800 African-Americans during the early 1900's. Surveyors use digital maps, ground probes, and #GPR to begin initial analysis at Robles Park Village: http://ow.ly/HUUt50vvgY6 #georadar #cemeterymapping

Long forgotten Zion Cemetery is thought to be the burial ground for as many as 800 African-Americans during the early 1900's. Surveyors use digital maps, ground probes, and #GPR to begin initial analysis at Robles Park Village: http://ow.ly/HUUt50vvgY6  #georadar #cemeterymapping

source https://twitter.com/GSSI_GPR/status/1160891398050201600