Cross-border bus lines Wallonia-Lorraine in 2022 - Data sources: Opérateur de Transport de Wallonie – OTW. Harmonization: SIG-GR / GIS-GR 2022

Charging stations for electric vehicles in Luxembourg and within a radius of 40km from its borders (2021) - Sources: Bundesnetzagentur.de, Chargemap, Creos Luxembourg - Electro-mobility, DREAL Grand Est, LVGL Saarland, MWAEV Saarland, MWVLW Rheinland-Pfalz. Harmonization: SIG-GR / GIS-GR 2021

Quality of the intraregional rail connections (2017) based on the linear distance speed of the fastest connection between the major centres of the Greater Region - Sources: FAU, Deutsche Bahn 2017

Cross-border railway lines Luxembourg-Belgium in 2022 - Data sources: SNCB, CFL. Harmonization: SIG-GR / GIS-GR 2022

European and cross-border cycle paths 2021 - Sources: EuroVelo, biroto-Redaktion (biroto.eu), Luxembourg for Tourism 2021, OpenStreetMap and Contributors, Saarschleifenland Tourismus GmbH, Service pubic de Wallonie - DGO1, Stadtverband Saarbrücken, Tourismus Zentrale Saarland GmbH. Harmonization: SIG-GR / GIS-GR 2021

Connection quality of the motorized private transport (2017) based on the linear distance speed of the fastest connection between the major centres of the Greater Region (working day around 8 am) - Sources: FAU, Google Maps 2017 (Data query dates: 27-29.06.2017)

Cross-border railway lines Luxembourg-France in 2022 - Data sources: SNCF Grand Est, CFL. Harmonization: SIG-GR / GIS-GR 2022

Cross-border bus lines Luxembourg-Wallonie in 2022 - Data sources: Ministère de la Mobilité et des Travaux publics (LU), Opérateur de Transport de Wallonie – OTW. Harmonization: SIG-GR / GIS-GR 2022

- Airport passengers 2017 - Trimodal hubs rail-road-water - Ports TEN-T Airport passengers 2017 - High-speed railway lines - Railway lines TEN-T - Main roads (core network TEN-T - Secondary roads (comprehensive network TEN-T) - Navigable waterways - Maritime links - Sources: GISCO 2017; SIG-GR / GIS-GR 2017; European Environment Agency - 2012; OSM-2017; European Commission 2017; EUROSTAT 2018. Harmonization: CREAT-UCL 2018

Cross-border bus lines Rhineland-Palatinate - East Belgium in 2022 - Data sources: Verkehrsverbund Region Trier. Harmonization: SIG-GR / GIS-GR 2022