Clue du Riolan is a balcony road in France

Clue du Riolan is a balcony road in France

France, europe

Length

10.2 km

Elevation

N/A

Difficulty

hard

Best Season

Year-round

# Clue du Riolan: France's Hidden Canyon Gem

Picture this: you're driving through one of France's most breathtaking canyons in the heart of the Alpes-Maritimes. Welcome to Clue du Riolan, a spectacular natural wonder carved by the Riolan River deep into white limestone cliffs in the gorgeous Esteron River Valley, nestled in the southeastern corner of Provence-Alpes-Côte d'Azur.

The D17 is the tiny thread that winds through this dramatic landscape—and honestly, it's not for the faint of heart. This narrow paved road hugs the canyon walls, with sheer drops protected by modest guardrails. The real kicker? Your vehicle can't exceed 3.5 meters in height, and two regular-sized cars simply cannot pass each other. Seriously. This is one of those routes where you'll want to take your time, use those passing spots wisely, and embrace the adventure.

Stretching 10.2 kilometers (6.3 miles) from La Combe (where it connects to the D2211A) all the way to Roquesteron, this route will test your nerves. Watch out for potential rockslides and be prepared for a handful of unlit tunnels—seriously narrow ones carved right into the rock face. The atmosphere is moody, dramatic, and utterly mesmerizing.

This is the kind of road that makes you feel like you've discovered something truly special. Just go slow, stay alert, and prepare for one unforgettable drive.

Where is it?

Clue du Riolan is a balcony road in France is located in France (europe). Coordinates: 47.2456, 2.7124

Share this road

Road Details

Country
France
Continent
europe
Length
10.2 km
Difficulty
hard
Coordinates
47.2456, 2.7124

Related Roads in europe

Where is Kráľova Hoľa?moderate

Where is Kráľova Hoľa?

🌍 Slovakia

Alright, fellow adventurers, let's talk about Kráľova Hoľa – King's Hill! This epic peak in central Slovakia's Brezno District is a real showstopper, topping out at 1,934m (6,345ft). Think breathtaking views of Spiš, the Tatras, Liptov, and the Upper Hron Valley. The road up starts in Sumiac and winds its way for 11.9 km (7.39 miles), climbing a whopping 1,031 meters. That's an average gradient of 8.66%, but hold on tight because you'll hit some serious ramps with gradients up to 12%! The pavement is there, but let's just say it's seen better days. Now for the catch – this beauty is off-limits to private vehicles. The only ones making the trek are the mountain rescue service and the folks who keep the TV transmitter (built way back in 1960!) humming at the summit, along with the weather station. But even if you can't drive it yourself, just knowing this beast exists is pretty cool, right?

Driving the UK: 5 Unique Road Trips for Solo Travelershard

Driving the UK: 5 Unique Road Trips for Solo Travelers

🇬🇧 England

Okay, picture this: you're cruising through the UK, windows down, soaking in the scenery. Here are a few spots you absolutely HAVE to add to your road trip itinerary: **Northumberland's Coastal Route:** If history's your thing, Northumberland is calling your name! Wind your way along the northeast coast, and BAM – castles galore! Plus, you can check out Hadrian's Wall. It's super chill compared to other parts of England, so you can actually enjoy the drive. Oh, and don't miss the Farne Islands – puffins are waiting! **Scottish Highlands & Islands:** Get ready for some serious coastal beauty! Ferries are your friend here, hopping between islands and soaking up the views. Think ancient stone monuments, crazy cliffs, and maybe even a whale sighting! The air is fresh, the roads are empty, and the views are epic. **Snowdonia, Wales:** Feeling adventurous? Snowdonia's calling your name. Get ready for roads that twist and turn through jagged mountains and hidden valleys. Snowdon itself is the star, but the whole national park is dotted with hidden gems. Just a heads up: the roads can be steep and narrow, so make sure your ride's up to the challenge! **The Lake District:** Prepare to be inspired! This place is a World Heritage Site for a reason. Cruise past countless hills and lakes that have inspired artists for centuries. Driving here is a slow and steady thing; the roads are narrow and popular with hikers. But trust me, the views are worth the wait, especially along those steep mountain passes like Hardknott Pass. **Brighton's South Coast:** Time to chill out, Brighton style! Cruise along the seafront for killer views of the pier and beach. This place has a super cool vibe, great nightlife, and awesome food. It's the perfect spot to relax after a long road trip. So there you have it – a few must-drive spots in the UK. No matter what you're into, there's a road out there waiting for you. Just make sure your car is ready, your route is planned, and you're ready to respect the local rules. Get out there and explore!

What is the longest tunnel in the world?easy

What is the longest tunnel in the world?

🇳🇴 Norway

Okay, picture this: you're cruising through Norway's Sogn og Fjordane county, about to enter the Lærdalstunnelen. This isn't just any tunnel; it's the *world's* longest road tunnel, stretching a whopping 24.5 kilometers (that's 15.2 miles!). It's part of the E16 highway, linking Aurland and Lærdal and bypassing a seriously scenic mountain road. Now, claustrophobes, listen up: this might not be your cup of tea. But if you're up for it, it's about a 20-minute drive at the 80 km/h speed limit. The best part? It's toll-free! Built in the late 90s and opened in 2000, it skips all those tricky mountain passes and ferries, making Oslo to Bergen trips a breeze, especially in winter. Here's the cool part: they knew a long tunnel could get monotonous, so they brought in psychologists to help with the design! Every 6 kilometers, you'll find wider sections with special lighting, almost like rock chambers, designed to keep you alert. The fluorescent lights throughout are a nice touch too. It's not just a tunnel; it's an experience!

How to drive the scary Piste de Vignols in the Alpes-Maritimes?extreme

How to drive the scary Piste de Vignols in the Alpes-Maritimes?

🇫🇷 France

Hameau de Vignols is a tiny hamlet nestled way up high in the Alpes-Maritimes department of southeastern France, sitting pretty at 1,675m (5,495ft) elevation in the stunning Mercantour National Park. Fair warning: if narrow mountain roads make you nervous, this one will have you white-knuckling the steering wheel. The route, called Piste de Vignols, is completely unpaved but doable for most regular cars—though honestly, a high-clearance vehicle is your best bet. The road dumps you out at a small parking area below the hamlet, marked by the Mercantour park sign. Locals call it "the track that never ends," and once you're behind the wheel, you'll understand why. This beast throws everything at you: cramped tunnels, heart-stopping drop-offs, creaky wooden bridges, and sections so tight that two medium-sized cars simply cannot pass each other. Add in multiple river and creek crossings, and things get especially gnarly after heavy rain. Honestly, it's one of the gnarliest drives you can tackle in this region. Starting from a dark, unlit tunnel near Roubion, the drive stretches 7.5 km (4.66 miles) while climbing 357m in elevation. You're looking at an average gradient of 4.76%—steep enough to keep things interesting the entire way.