The World's Longest Road Tunnel is Being Planned — and It Will Include a Roundabout
Norway, europe
27 km
392 m
moderate
Year-round
# The Boknafjord Tunnel: Norway's Game-Changing Underwater Drive
Picture this: you're cruising beneath the sea for over 26 kilometers, no ferries, no endless waits—just open road. Norway's making this dream real with the Boknafjord Tunnel, and it's honestly wild.
For decades, travelers between Randaberg (near Stavanger) and Bokn have been stuck taking ferries that add hours to their trips. Not anymore. This 27-kilometer underwater tunnel plunges 392 meters below sea level, making it the longest and deepest subsea tunnel ever built. When it opens in 2033, it'll steal the crown from the Lærdal Tunnel to become the world's longest road tunnel, period.
## Why Everyone's Excited
This isn't just about shaving time off your commute. The tunnel connects the entire E39 highway—linking Kristiansand, Stavanger, Haugesund, Bergen, Førde, Ålesund, Molde, and Trondheim. Freight operators, emergency services, tourists, and everyday drivers will all benefit from a ferry-free route that cuts 50 kilometers off the current 21-hour journey.
## The Engineering Marvel
Skanska is handling construction on this NOK 5 billion project, with Norway investing a massive $45.5 billion in the entire E39 modernization. The tunnel features cutting-edge safety systems and infrastructure designed to handle the extreme conditions of the deep.
Beyond Boknafjord, Norway's even experimenting with floating underwater tunnels—a revolutionary concept that navigates the country's dramatic coastline while protecting the natural environment.
It's not just infrastructure; it's a statement. Norway's showing the world how to build smarter, faster, and greener.
Where is it?
The World's Longest Road Tunnel is Being Planned — and It Will Include a Roundabout is located in Norway (europe). Coordinates: 66.0827, 10.4028
Road Details
- Country
- Norway
- Continent
- europe
- Length
- 27 km
- Max Elevation
- 392 m
- Difficulty
- moderate
- Coordinates
- 66.0827, 10.4028
Related Roads in europe
moderateWhat are the highest roads in Corsica?
🇫🇷 France
# Corsica: A Mediterranean Gem Waiting to Be Explored Picture this: dramatic rocky coastlines, towering mountain peaks, and some of the most stunning Mediterranean scenery you'll ever see. That's Corsica for you! Nestled southeast of France and just west of Italy, this island is a paradise for adventurous travelers and road-trippers. What makes Corsica so special? The terrain is incredibly diverse and jaw-droppingly beautiful. The island is dominated by mountainous landscapes, with Mont Cinto standing as the crown jewel at 2,706 meters high. And if that's not impressive enough, there are over 30 other peaks that exceed 2,000 meters—perfect for those who love dramatic alpine scenery. As one of France's 18 regions, Corsica brings a unique blend of Mediterranean charm and Alpine wilderness. The capital, Ajaccio, serves as your gateway to exploring everything this island has to offer. Want to know how big we're talking? Corsica ranks as the fourth largest island in the entire Mediterranean, trailing only Sicily, Sardinia, and Cyprus. So you're not dealing with a tiny speck—this is a proper destination with plenty to explore. Whether you're hugging those rugged coastal roads or tackling mountain passes with panoramic vistas around every turn, Corsica delivers an unforgettable driving experience that combines seaside beauty with serious alpine adventure.
hardLe Chalvet
🇫🇷 France
Okay, thrill-seekers, listen up! Le Chalvet is calling your name. This epic mountain peak sits way up high at 2,583m (that's 8,474ft!) in the Hautes-Alpes of France, practically spitting distance from Italy. Now, getting to the top isn't a Sunday drive. Think gravel, rocks, and a seriously bumpy ride – this is a chairlift access trail, after all! Best tackled when the weather's playing nice, usually July and August. Trust me, you'll want some serious 4x4 skills and a vehicle to match. Heights aren't your friend? Maybe skip this one. It's steep, like, really steep. And keep an eye on the sky; thunderstorms can turn this already challenging road into an absolute beast. But hey, if you're up for the adventure, the views overlooking the Hautes-Alpes in the Southern Alps are absolutely breathtaking. You won't regret it!
hardColverde Refuge
🇮🇹 Italy
Okay, picture this: you're in the Italian Dolomites, in the gorgeous Primiero valley, ready for an adventure. Forget the well-paved tourist traps, we're heading up to Rifugio Colverde, a mountain hut perched at almost 6,500 feet! Now, this isn't your average Sunday drive. We're talking about a rough and ready, unpaved service road – think chairlift access, not luxury sedan. It's only a little over a mile long from the parking lot off Via Passo Rolle in San Martino di Castrozza, but in that short distance, you climb over 1500 feet! That's an insane average gradient of over 23%, with sections hitting a crazy 30%. Expect a steep dirt track winding through the woods, maybe a bit washed out. And hold onto your hat, because up here, the wind *always* seems to be howling. But trust me, the views from the top are worth every bump and gust. Get ready for some serious scenery!
hardA Wild Unpaved Road to Golzentipp in the Austrian Alps
🇦🇹 Austria
# Golzentipp: Alpine Views Worth the Rough Ride Perched at 2,236m (7,335ft) in Tyrol, Austria, Golzentipp is a stunning high mountain peak that sits just a stone's throw from the Italian border in the southern part of the country. Here's the real talk: this isn't your typical Sunday drive. The road to the summit is completely unpaved and seriously steep—you'll absolutely need a 4x4 vehicle to tackle it. Plus, it's a chairlift access trail that's closed to regular passenger cars and basically becomes impassable once winter rolls around. Starting from the town of Rals, you're looking at an 8.6 km (5.34 miles) climb with 719m of elevation gain. That works out to an average gradient of 8.36%, so yeah, it's definitely a workout for your vehicle. But here's why it's totally worth the bumpy ride: Golzentipp is wedged perfectly between the Lienz Dolomites and the Carnic Alps, and the views are absolutely mind-blowing. The summit is crowned with an impressive cross, and on a clear day, you can see forever—the Lienz Dolomites, Hohe Tauern, the Carnic Ridge, the Sesto Dolomites, and even the Großglockner in the distance. If you're into alpine scenery and don't mind a challenging drive, this peak delivers the kind of panoramic views that make the rough journey completely worthwhile.