Why choose Alle-sur-Semois as a kayaking starting point?

Alle-sur-Semois is the ideal water sports center: free parking, shuttle included, a choice of 6 routes, and a Natura 2000 zone. The village also offers additional activities (Ardois'Alle, Récréalle) to complete your day.

When is the best time for kayaking in Alle-sur-Semois?

The season runs from April to October. May, June, and September offer the best conditions. The river is classified as Natura 2000, guaranteeing high water quality and exceptional biodiversity throughout the season.

Can we combine kayaking and a visit to the mine in Alle?

Absolutely! It's one of Alle's great advantages. Kayak in the morning (7 km route, return around 11:30 AM), then visit Ardois'Alle in the afternoon. Both activities are just a few minutes' walk apart.

Where can I park in Alle-sur-Semois for kayaking?

A large free parking lot is available in the center of the village, right next to the boarding point. The shuttle will bring you back to the parking lot after your descent.

Kayaking in Alle-sur-Semois Your Water Sports Center in the Heart of the Ardennes

Alle-sur-Semois, the tourist hub of the valley, is the ideal starting point for descending the Semois by kayak. 6 routes, free parking, shuttle included, Natura 2000 zone.

Why is Alle-sur-Semois the Ideal Base for Kayaking?

A true tourist hub of the Namur Ardennes, Alle-sur-Semois combines reception infrastructure, industrial heritage, and a Natura 2000 classified river.

Alle-sur-Semois is a village in the municipality of Vresse-sur-Semois, located at the confluence of several valleys and at the crossroads of the tourist routes of the Namur Ardennes. Its central geographical position makes it the strategic starting point for exploring the Lower Semois by kayak.

Kayaking in Alle-sur-Semois benefits from unique advantages: a large free parking lot in the center of the village, easy launching directly from the banks, and a free return shuttle after each descent. The Semois flows here in an environment classified as Natura 2000, guaranteeing clear water and exceptional biodiversity.

Historically converted into a tourist hub after the decline of the slate industry and tobacco farming, Alle now offers a complete package: the Ardois'Alle mine (underground tour), the Récréalle leisure center (mini-golf, bowling), and renowned local gastronomy. A village where you can easily spend an entire weekend.

🏗️ Tourist Hub

A village transformed into a major tourist destination. Free parking, shuttle included, 6 kayak routes, and complementary activities within walking distance.

⛏️ Ardois'Alle

Former slate mine active until 1948. Underground tour at a constant 10°C, reconstructed galleries, turquoise lagoon. Winter refuge for bats.

🎮 Récréalle

Family leisure center: mini-golf, pétanque, bowling, playground. The perfect activity for children after kayaking.

Our Kayak Routes Departing from Alle-sur-Semois

Six routes to choose from, ranging from a family trip to a great crossing. All departing from Alle-sur-Semois, return shuttle included.

Discovery Route

📏 7 km ⏱ 1.5 – 2 hrs ⭐ Easy

From Alle to Membre. The most requested route: gentle current, pebble beaches, bucolic landscapes. Perfect for a first kayak descent on the Semois.

Highlights: accessible to everyone, ideal for kids, quick return.

From €16 /pers.

Half-Day

Pont de Claies Route

📏 12 km ⏱ 2.5 – 3.5 hrs ⭐ Medium

From Alle to Vresse. Pass under the legendary Pont de Claies, a unique rustic structure in Belgium. Deep meanders and preserved nature.

Highlights: Pont de Claies, wooded gorges, wildlife.

From €22 /pers.

Full Day

Great Lower Semois Crossing

📏 21 km ⏱ 5 – 6 hrs ⭐ Sporty

The great crossing from Alle to Bohan. 21 km through the wildest meanders of the Semois. Pass by the Jambon meander, the Pont de Claies, and spectacular gorges.

Highlights: total immersion, nature picnic, fun rapids.

From €28 /pers.

Real-Time Navigating Conditions

Updated Semois data before your kayak descent in Alle-sur-Semois.

🚢

Navigation

AUTORISÉE

💧

Semois Flow Rate

19.8 m³/s

🏊

Water Temperature

8.5°C

🌡️

Air Temperature

5.6°C

💨

Wind Speed

21.9 km/h

💧

Humidity

88 %

🧗

Difficulty Level

Modéré

📡 Walloon hydrometric station data — View complete data →

What to Do in Alle-sur-Semois After Kayaking?

Alle-sur-Semois offers a complete range of activities to turn your kayak descent into an unforgettable day or weekend.

⛏️ Ardois'Alle — Slate Mine

A spectacular underground tour of this former slate mine active until 1948. Reconstructed galleries at a constant 10°C, a mesmerizing turquoise lagoon, and a winter refuge for bats. A 5-minute walk from the boarding point. Visit →

🎮 Récréalle — Leisure Center

A family leisure center offering an 18-hole mini-golf, pétanque, bowling, a playground, and a cafe terrace. The perfect activity after kayaking, especially with children. Learn more →

🥾 Hiking & Washhouses

Discover the Chourdeveau and Jolémont washhouses, restored 19th-century heritage. The GR16 trail crosses Alle and leads towards Vresse and Poupehan.

🍽️ Ardennes Gastronomy

Semois trout, PGI Ardennes ham, smoked meats, and artisan cheeses. The Kaïser-Raty Butcher Shop is a local institution. Restaurants and brasseries are right in the center of the village.

Practical Information — Kayaking in Alle-sur-Semois

📅 Season

April to October
Hours: 9:00 AM – 6:00 PM
Booking recommended in high season

🚗 Access & Parking

Alle-sur-Semois: N95 from Dinant (40 min). E411 exit Wellin (45 min). Large free parking lot in the center of the village.

🏕️ Accommodation

Our campsite by the Semois river welcomes you. Rural cottages, bed and breakfasts, and hotels in Alle and the surrounding area.

📞 Contact

Semois Kayak
Tel: +32 476 806 869
Email: admin@kayaksemois-ardenne.be

Frequently Asked Questions — Kayaking in Alle-sur-Semois

Why choose Alle-sur-Semois as a starting point?

Alle-sur-Semois is the ideal water sports center: free parking in the center of the village, return shuttle included, 6 routes to choose from. The village also offers Ardois'Alle and Récréalle to complete your day. It is the most convenient starting point in the entire valley.

How much does a kayak descent cost in Alle?

Prices start at €16 per person for the discovery route (7 km). The half-day (12 km) is €22 and the full day (21 km) is €28. Two-seater kayaks are available. Check out our detailed rates.

What is the Ardois'Alle mine?

Ardois'Alle is a former slate mine active until 1948, now converted into a tourist site. The underground tour (45 min) takes place at a constant 10°C: reconstructed galleries, tools of the "scailtons" (slate workers), and a fascinating underground turquoise lagoon. The site is also a major ecological refuge for bats.

Is kayaking accessible to children in Alle?

Yes! Kayaking is accessible from age 6 in a two-seater with an adult. The 7 km route is the gentlest in the valley. After the descent, Récréalle offers mini-golf, bowling, and a playground — a complete family day out!

Can we combine kayaking and a visit to the mine?

It's the perfect combo! Do the kayak in the morning (7 km route, return around 11:30 AM), have lunch in the village, then visit Ardois'Alle in the afternoon. Both activities are a 5-minute walk from each other.

Where can I park in Alle-sur-Semois?

A large free parking lot is available in the center of the village, right next to the boarding point. No need to search! The shuttle will bring you back to the parking lot after your descent.

Is navigation possible right now?

Check the real-time data above. In the event of a flow rate that is too high, navigation is prohibited by provincial decree. Our Semois water level page offers detailed data.

What is there to eat in Alle-sur-Semois after kayaking?

Alle is famous for its Ardennes gastronomy: Semois trout, PGI Ardennes ham, and artisan smoked meats. The Kaïser-Raty Butcher Shop is an institution. Several restaurants and brasseries welcome you to the center of the village.

Ready for Your Kayak Adventure in Alle-sur-Semois?

Book your descent from the Alle-sur-Semois water sports center. Starting at €16 per person, parking and shuttle included.

★★★★★

4.6/5

Based on 1,356 customer reviews

🏆

Excellence

2024

✓

Verified Reviews

100%

Nathalie Frédéric ✓

31/03/2025

Very good, cheap and very friendly welcome. Thank you, because for my first time kayaking, I love it. I recommend it. See you next time 👍🙂

Marlène Régibo ✓

30/03/2025

Contrary to other published opinions, we were very well received, the team is very friendly and the kayak rental is cheaper here than elsewhere. We recommend Kayak Ardenne!

Konrad ✓

25/03/2025

Fantastic campsite, affordable prices and adorable staff!

Lauranne Arimont ✓

28/02/2025

Top, very friendly and good service. Correct prices.

Loan ✓

15/02/2025

★ ★ ★ ★ ☆

We stayed 1 night in a tent and did the 11km kayak descent. Helpful and super friendly staff. Perfect organization for arrival on the Semois and reception after the descent. Thanks for everything!

Kelly Watillon ✓

15/05/2024

We were able to enjoy this day thanks to the lady at the kayak bar! Without knowing it, we hadn't booked. She found a last minute solution! Top thanks again! Thanks to her and also to the drivers who brought us back.

Arthur Pinter ✓

05/04/2024

Excellent kayak rental on the Semois. Different routes possible for short or long distance depending on the wish. The staff is very friendly and advises you perfectly!

Laurie Rainbow ✓

01/04/2024

Magnificent canoe descent (17km), the service is very good, we wait little even at arrival thanks to the driver and his wife who willingly answer our questions and calls. In addition, the small cafe with terrace is very pleasant. The night at the campsite was perfect.