- Population density 2023 (inhabitants per km²), Lorraine: 2021 - Territorial entities: arrondissements (Lorraine, Wallonie), cantons (Luxembourg), Kreise (Saarland, Rheinland-Pfalz) - Statistical data sources: Destatis, INSEE, Statbel, STATEC. Harmonization: IBA / OIE 2024 - Geodata sources: GeoBasis-DE / BKG, IGN France, NGI-Belgium, ACT Luxembourg. Harmonization: SIG-GR / GIS-GR 2024

Presence of the Soprano pipistrelle (Pipistrellus pygmaeus) - Illustration as grid cells 10x10km - Data sources: MNHN Luxemburg, MNHN France, Ministerium für Umwelt und Verbraucherschutz Saarland, Landesamt für Umwelt (LfU) Rheinland-Pfalz, SPW/ARNE/DEMNA, Natagora and collaborators

- Calendar 2025 of the Greater Region: Security, prevention and civil protection - Data: Working party Land registry and mapping of the Summit of the Greater Region: Harmonization: GIS-GR 2025

Administrative entities of the Greater Region (08/2015) - Data source: EuroGeographics EuroRegionalMap v3.0 - 2010

Green stars restaurants of the Guide Michelin 2024 - Source: Guide Michelin 2024

UniGR cross-border study programme: EEIGM - École Européenne d'Ingénieurs en Génie des Matériaux (M.Sc.) - Source: UniGR

UniGR cross-border study DFHI-ISFATES: Mechanical Engineering (B.Sc.) - Source: DFHI-ISFATES

UniGR cross-border study DFHI-ISFATES: International Tourism Management (B.A.) - Source: DFHI-ISFATES

- Share of the working age population (20-64 years) in total population 2023 (Lorraine: 2021) - Territorial entities: arrondissements (Lorraine, Wallonie), Grand Duchy (Luxembourg), Kreise (Saarland, Rheinland-Pfalz) - Statistical data sources: Destatis; INSEE; Statbel, STATEC. Calculations: OIE/IBA 2024 - Geodata sources: ACT Luxembourg, IGN France, GeoBasis-DE / BKG, NGI-Belgium. Harmonization: SIG-GR / GIS-GR 2024

Memorial sites of the Greater Region in 2021 - Sources: Interreg project "Land of Memory", https://www.landofmemory.eu/en