This project includes (roughly) the historical borders of Austria-Hungary in 1914. Keywords: Austria-Hungar...

Part of https://www.inaturalist.org/projects/european-biodiversity-by-regions

Project collecting birds seen within Transylvania, Romania

Records of insects in the area of Maramureș County (Transylvania, Romania) to can identify alien ones

Project about the nature of the Carpathian Basin. For technical purposes, the borders follow the administra...

The nature of the historical are of the Kingdom of Hungary. The project was created just fur fon. There i...