Tourist sites illustrated on the tourist map of the Greater Region (2020 edition) - Sources: Interreg project "Digital tourism marketing for the Greater Region", https://tourismus-grossregion.eu

- Projection of total population 2022-2050 (Luxembourg: 2022-2047) - Territorial entities: arrondissements (Wallonie), départements (Lorraine), Grand-Duché (Luxembourg), Kreise (Saarland, Rheinland-Pfalz) - Statistical data sources: Destatis, Eurostat, Statbel, STATEC, Statistisches Amt Saarland, Statistisches Landesamt Rheinland-Pfalz. Calculations: OIE/IBA 2022 - Geodata sources: ACT Luxembourg 2017, IGN France 2017, GeoBasis-DE / BKG 2017, NGI-Belgium 2017. Harmonization: SIG-GR / GIS-GR 2022

- Projection of total population 2024-2050 - Territorial entities: arrondissements (Wallonie), départements (Lorraine), Grand-Duché (Luxembourg), Kreise (Saarland, Rheinland-Pfalz) - Statistical data sources: Destatis, Eurostat, Statbel, STATEC, Statistisches Amt Saarland, Statistisches Landesamt Rheinland-Pfalz. Calculations: OIE/IBA 2024 - Geodata sources: ACT Luxembourg, IGN France, GeoBasis-DE / BKG, NGI-Belgium. Harmonization: SIG-GR / GIS-GR 2024

- Number of nights spent and nights/population ratio in 2016 - Territorial level: NUTS 2 - Sources: Eurostat - European Commission 2016, EuroGeographics 2013. Harmonization: Lepur - ULiège

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

Recognized UNESCO sites 2020: - World Heritage - Intangible Cultural Heritage - Memory of the World Register - Global Geopark - Biosphere reserve - Sources: Espace culturel Grande Région / Kulturraum Großregion 2020; UNESCO 2020; Verein Deutsche Limes-Straße e.V 2018; SGD Nord 2015

Starred restaurants of the Guide Michelin 2020 - Source: Guide Michelin 2020

Share of the working age population (20-64 years) in total population 2012 (Lorraine: 2011) - Territorial entities: arrondissements (Wallonie), zones d'emploi (Lorraine), Grand Duchy (Luxembourg), Kreise (Saarland, Rheinland-Pfalz) - Statistical data sources: INSEE Grand Est; SPF Economie; Statistisches Landesamt Rheinland-Pfalz; Statistisches Amt Saarland; STATEC. Calculations: OIE/IBA 2014 - Geodata sources: EuroGeographics EuroRegionalMap v3.0 - 2010. Harmonization: SIG-GR / GIS-GR 2014

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

UniGR cross-border study programme: Trinational Master in Literary, Cultural and Linguistic History of the German-Speaking World (MA) - Source: UniGR