- Apart from Sketchfab: 3D archaeology models (and sketchfab has some Cyark models https://sketchfab.com/CyArk/models but are they downloadable? At least one is)
- https://www.turbosquid.com/3d-model/archaeology?sort_column=a5&sort_order=asc#
- 3D stl models etc https://www.aniwaa.com/best-sites-download-free-stl-files-3d-models-and-3d-printable-files-3d-printing/#The_best_sites_to_download_free_STL_files_3D_models_and_3D_printable_files_for_3D_printing mostly for 3D printing
- free cgtrader 3D archaeology models https://www.cgtrader.com/free-3d-models/archeology
- nb yobi search by text image 3D https://www.yobi3d.com/?searchMode=3dmodel
- 3D warehouse sketchup https://3dwarehouse.sketchup.com/search/?q=temple&searchTab=model then export via sketchup NB St Basil’s Cathedral (possibly 3D print it, see: https://www.shapeways.com/tutorials/textured_models_with_sketchup_and_meshlab)
- Prehistory, Antiquities, Egyptian, Greek, Roman http://www.printmeasheep.com/en/cat-Models.html
- https://grabcad.com/library?page=1&time=all_time&sort=recent&categories=architecture&query=Greek%20temple has Greek temples
- https://www.youmagine.com/ 14,000 open source designs
- thingiverse has The Lost Temple of Baal-Shamin At Palmyra, Syria https://www.thingiverse.com/thing:982970 (from yegi http://www.yeggi.com/q/archaeology/)
- G4D https://www.g4d.cz/en/digital-3d-models/3d-models-for-archaeology
- https://free3d.com/3d-model/archaeology-face-mud-1686.html Easter Island? https://free3d.com/3d-models/archeology
- From the British Museum, article: https://www.forbes.com/sites/drsarahbond/2017/05/19/five-new-3d-models-of-ancient-artifacts-that-are-changing-how-we-interact-with-museums/#30bc36d91e30 models on Sketchfab..ok it is hard to avoid Sketchfab
- Micropasts https://crowdsourced.micropasts.org/ see especially https://crowdsourced.micropasts.org/
- And from Europeana blog http://blog.europeana.eu/2017/01/exploring-3d-on-europeana-with-sketchfab/