The longest train journey in the world – in 2021

The longest heavy rail only, plus walking, connection is between Cascais 🇵🇹 and Woodlands 🇸🇬 – this has a geodesic distance of 11904.73 km.

The longest heavy rail plus trams and metros, plus walking, connection is between Praia das Maçãs 🇵🇹 and Changi Airport Skytrain Station D 🇸🇬 – this has a geodesic distance of 11929.33 km.