The Lyon–Geneva railway is a key rail connection between the cities of Lyon in France and Geneva in Switzerland. This railway line facilitates efficient travel and transport between the two regions, enhancing economic and cultural exchanges. Opened in the mid-19th century, the line has undergone several upgrades to improve speed and capacity. It is an important part of the European rail network, providing both passenger and freight services, and plays a significant role in connecting the Auvergne-Rhône-Alpes region with Geneva's international hub.