3D mesh models are three-dimensional visualizations of objects covered with image textures from oblique aerial imagery. The model is created by applying algorithms for automatically matching common points on all images – both oblique and vertical, using data from laser scanning.
![Grafika przedstawia zamek Malbork w ujęciu 3d mesh](https://www.geoportal.gov.pl/wp-media/2024/07/3DMeshmalbork-2-1024x826.jpg)
3D mesh models can be downloaded for free using the index maps available on the service www.geoportal.gov.pl in group of layers „Data for download”:
![Ilustracja przestawia pobieranie danych z serwisu geoportal.gov.pl](https://www.geoportal.gov.pl/wp-media/2024/07/Pobieranie1-1-1024x588.png)
An alternative way to download data is by connecting to the WMS service available at the address: https://mapy.geoportal.gov.pl/wss/service/PZGIK/NMT/WMS/ModeleSiatkowe3D in opensource software e.g. QGIS.
![Rysunek 3 Ilustracja procesu pobierania arkusza ortofotomapy w QGIS](https://www.geoportal.gov.pl/wp-media/2024/07/QGIS-1-1024x553.png)