The TDS (Tour du Sundgau) by Gravel bike

The TDS (Tour du Sundgau) Gravel is the latest of our major routes. It makes a loop by Gravel bike through the South of Alsace, in the Sundgau territory. This circuit of nearly 185 km for 2300m of elevation gain links many tourist sites that are not short of attractions such as the castles of Ferrette and Morimont. The route alternates cycle paths, small country roads and above all many paths suitable for practicing Gravel. Indeed, more than 50% of the route is on paths, either in the forest or in the fields.

The Sundgau is a hilly country between the Jura, the Rhine plain and the Vosges located in the south of Alsace. This territory is characterized by its collection of small Alsatian villages of character. Here the bell towers follow one another, separated by only a few kilometers. A few turns of the pedals are enough to change the panorama and the terrain of discovery. You will walk through bucolic landscapes where pretty half-timbered houses are dotted, forgotten chapels without forgetting the source of the Ill.

This long route was concocted by our specialist who has been exploring the area for over 20 years and knows the many paths and trails perfectly. It has therefore been specially designed for Gravel cycling in Alsace. It is full of attractions and can of course be completed in several days.

FAQ – The TDS (Tour du Sundgau) by Gravel Bike

1. What is TDS Gravel?
The TDS (Tour du Sundgau) Gravel is a cycling route of almost 185 km, specially designed for Gravel bikes. It forms a loop through the South of Alsace, allowing you to discover the Sundgau, its hills, its picturesque villages and its historical sites, such as the castles of Ferrette and Morimont, in a varied and preserved natural setting.

2. What type of route does the TDS offer?
The route alternates between cycle paths, quiet country roads, and varied trails. Over 50% of the route is on forest tracks or fields, ideal for gravel riding. The different surfaces offer ever-changing scenery and a complete cycling experience, combining sport and exploration.

3. What is the elevation gain and difficulty of the route?
The TDS features approximately 2,300 meters of elevation gain over its 185 km. It is suitable for experienced cyclists, but can be completed in several stages for a more relaxed pace, allowing you to fully enjoy the landscapes and villages along the way.

4. What landscapes and sites can be discovered on the TDS?
The route winds through hills, fields, and forests typical of the Sundgau region. Cyclists discover charming Alsatian villages with their half-timbered houses, secluded chapels, bell towers, and varied panoramas. The source of the Ill River and historic castles also dot the circuit, offering a blend of natural and cultural heritage.

5. Is the TDS designed by local specialists?
Yes, the route was designed by a specialist who has known the Sundgau region for over 20 years. His expertise guarantees an optimized route for gravel biking, using suitable paths and pleasant roads, while highlighting the tourist and natural attractions of the area.

6. Can the TDS be completed over several days?
Absolutely. Although the full loop is 185 km, it can be completed in several stages, allowing you to enjoy the scenery, visit tourist sites, and rest between stages. The route thus offers great flexibility for cyclists of all levels.

7. Is the TDS suitable for beginners in Gravel cycling?
The route remains demanding due to the distance and elevation gain, but the multi-day sections and the choice of paths allow it to be adapted to intermediate cyclists or motivated beginners, provided they have good endurance and a suitable Gravel bike.

8. Why the Sundgau is perfectly suited to gravel cycling 
The Sundgau region is ideal for gravel biking thanks to its rolling, accessible terrain, perfect for racking up the kilometers. Its dense network of quiet farm and forest tracks offers a wealth of traffic-free routes. The diverse landscapes – forests, valleys, ponds, and charming villages – constantly refresh the experience.
Finally, the authenticity and calm of the Sundgau fully embody the spirit of adventure and slow tourism of gravel cycling.