Europe’s lengthiest tunnel provides a unique driving experience, plunging motorists into darkness for nearly 20 minutes while offering SOS booths for assistance. The Lærdal Tunnel, located in Norway’s Vestland county between Lærdal and Aurland, has been facilitating travel between Oslo and Bergen for 25 years since its inauguration in 2000. Despite accommodating only two traffic lanes, this ferry-free route spans 24.5 kilometers (15.2 miles) through a rugged mountain range, with construction costs amounting to 1.08 billion Norwegian kroner (£80 million) at the time.
The tunnel’s interior is designed to enhance the driving journey, featuring dynamic lighting that changes colors, including blue, yellow, and red hues resembling flames, illuminating the cave’s arches. These lights serve a dual purpose of providing an engaging spectacle for drivers while promoting alertness throughout the lengthy underground passage. Additionally, the tunnel incorporates open-plan cave sections where drivers can take a break from the monotony of the journey.
In the event of any difficulties, drivers can utilize multiple SOS points strategically positioned along the tunnel’s expanse. With a length surpassing its counterparts in larger nations, such as the Tianshan Shengli Tunnel in China and WestConnex in Sydney, Australia, the Lærdal Tunnel has held the title of the world’s longest tunnel for over 25 years. This remarkable engineering feat ensures an interactive driving experience, offering breaks and emergency assistance points to enhance driver safety and comfort.