🇩🇪 🇧🇪 Aachen–Altenburg
🇩🇪 🇧🇪 Aachen–Eupen
🇩🇪 🇳🇱 Aachen–Vaals
🇨🇭 🇫🇷 Basel–Saint-Louis
🇨🇭 🇩🇪 Basel–Weil am Rhein
🇺🇸 🇨🇦 Niagara Falls
🇩🇪 🇫🇷 Saarbrücken–Sarreguemines
🇫🇷 🇩🇪 Strasbourg–Kehl

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🇺🇸 🇲🇽 El Paso–Juárez
🇨🇭 🇫🇷 Geneva–Annemasse
🇵🇱 🇩🇪 Silesia–German Upper Silesia

🇸🇬 Singapore RTS Link to Johor Bahru 🇲🇾