Ghostalmedia to Bay AreaEnglish • edit-21 year agoBay Area folks, what are these markers? I see them around in random places.imagemessage-square4arrow-up159arrow-down10file-text
arrow-up159arrow-down1imageBay Area folks, what are these markers? I see them around in random places.Ghostalmedia to Bay AreaEnglish • edit-21 year agomessage-square4file-text
minus-squareEbbylinkfedilinkEnglish3•1 year agoThey are all over the place if you look for survey markers. There are large ones too for aerial or satellite photos. It’s cool how they blend in.
They are all over the place if you look for survey markers. There are large ones too for aerial or satellite photos. It’s cool how they blend in.