Dr Chryssy Potsiou and Dr Charalampos Ioannides from LoP-NTUA presented the article entitled: ‘Geospatial Big Data Management for a Holistic Documentation of Complex Sites – The case of Meteora, Greece’ at the Workshop FIG Commission 3 Annual Meeting 2019 & Romanian Surveying Week, 23-26/9/2019 (http://www.sgr.ugr.ro/)