All trails
Trail·Linear
GRT SMA - GRT SMA Le Sentier des Monts d'Ardenne
Waimes, Liege
Very hard100/100Year-round
Elevation profile
Flat (≤1%)
Gentle (1–5%)
Steep (5–10%)
Extreme (≥10%)
Critical Segments
Demanding Climb
km 16.3 · 0.6 km Distance
14% Avg
424m – 504mSlope5% Max
RiskHIGH
Demanding Climb
CAT 4
km 35.7 · 1.7 km Distance
9% Avg
282m – 427mSlope9% Max
RiskMEDIUM
Dangerous Descent
km 19.0 · 1.3 km Distance
12% Avg
334m – 491mSlope9% Max
RiskMEDIUM
Dangerous Descent
km 39.8 · 1.7 km Distance
8% Avg
261m – 399mSlope9% Max
RiskMEDIUM
Demanding Climb
CAT 3
km 93.8 · 3.0 km Distance
5% Avg
225m – 385mSlope7% Max
RiskMEDIUM
Dangerous Descent
km 123.5 · 0.5 km Distance
14% Avg
339m – 414mSlope7% Max
RiskMEDIUM
Dangerous Descent
km 90.0 · 1.2 km Distance
9% Avg
221m – 331mSlope7% Max
RiskMEDIUM
Dangerous Descent
km 169.5 · 0.3 km Distance
12% Avg
181m – 219mSlope6% Max
RiskMEDIUM
Distance
232.4 km
Est. duration
62h 55min
Elevation gain
+2,896 m
Elevation loss
-2,775 m
Highest point
694.5 m
Lowest point
150.8 m
Average elevation
356 m
7-Day Forecast
Slope distribution
Flat (≤1%)20%Gentle (1–5%)61%Steep (5–10%)15%Extreme (≥10%)4%
Child-friendlyNo
Pet-friendlyNo
- 🥾Mountain boots with Vibram soleFootwearEssential
- 🪄Trekking poles highly recommendedTrekking polesEssential
- 💧Carry 33–34 L (no water sources on route)WaterEssential
- 🧴Sunscreen recommendedSun protectionRecommended
- 🩹Basic first aid kit + whistle + thermal blanketFirst aid kitEssential
- 🗺️GPS or offline route downloadNavigationEssential
Similar trails
| Start municipality | Waimes |
| Region | Liege |
| Start | 50.50340, 6.09428Open in maps |
| End | 49.95100, 4.84557 |
| Track points | 8,940 |