Tunnel of Arrissoules
The 299th longest tunnel in the world
Arissoules Tunnel (Tunnel d'Arrissoules) is a motorway tunnel in the Swiss cantons of Fribourg and Vaud, near the village of Arrissoules. The tunnel forms part of the A1 motorway from Geneva to St. Margrethen. It is 2,987 metres (9, 800 ft) long, and was opened in 2000.
Tunnel data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).