Villemaur-sur-Vanne : 3D documentation

Raw material exploitation point in a region with many flint mines; material collected from the surface of the raw material outcrop by Jacek Lech某区域内的原料开采点，该区域拥有大量燧石矿；所采集的原料由亚采克·莱赫（Jacek Lech）从原料露头的地表获取。