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GR-35Long Distance Trail (GR)·Linear
GR-35. Etapa 02. Bidegoian-Zaldibia
Bidania-Goiatz, Biscay
Moderate41.5/100Year-round
Distance
22.0 km
Est. duration
6h 23min
Elevation gain
+529 m
Elevation loss
-800 m
Highest point
793.5 m
Lowest point
142.2 m
Average elevation
529 m
Elevation profile
Flat (≤1%)Gentle (1–5%)Steep (5–10%)Extreme (≥10%)
Flat (≤1%)
Gentle (1–5%)
Steep (5–10%)
Extreme (≥10%)
Critical Segments
Dangerous Descent
km 13.9 · 2.7 km Distance
14% Avg
145m – 508mSlope37% Max
RiskHIGH
Demanding Climb
CAT 3
km 8.1 · 1.3 km Distance
12% Avg
606m – 769mSlope25% Max
RiskHIGH
Dangerous Descent
km 12.8 · 1.0 km Distance
13% Avg
508m – 647mSlope23% Max
RiskMEDIUM
Demanding Climb
CAT 3
km 0.3 · 1.9 km Distance
11% Avg
493m – 697mSlope23% Max
RiskMEDIUM
Demanding Climb
CAT 3
km 17.2 · 2.0 km Distance
9% Avg
154m – 335mSlope22% Max
RiskMEDIUM
Dangerous Descent
km 20.8 · 1.2 km Distance
12% Avg
173m – 319mSlope19% Max
RiskMEDIUM
Dangerous Descent
km 10.5 · 0.4 km Distance
11% Avg
713m – 760mSlope11% Max
RiskMEDIUM
Dangerous Descent
km 11.8 · 0.6 km Distance
9% Avg
651m – 701mSlope15% Max
RiskLOW
7-Day Forecast
Slope distribution
Flat (≤1%)11%Gentle (1–5%)30%Steep (5–10%)28%Extreme (≥10%)31%
Child-friendlyNo
Pet-friendlyNo
- 👟Trail running shoesFootwearRecommended
- 🪄Trekking poles recommendedTrekking polesRecommended
- 💧Carry 5–6 L (no water sources on route)WaterEssential
- 🧴Sunscreen recommendedSun protectionRecommended
- 🩹Basic first aid kit + whistle + thermal blanketFirst aid kitEssential
- 🗺️GPS or offline route downloadNavigationEssential
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About this trail
Senderos de Gran Recorrido (GR)
| Start municipality | Bidania-Goiatz |
| Region | Biscay |
| Source | Federación Española de Deportes de Montaña y Escalada (FEDME) |
| Start | 43.13977, -2.15946Open in maps |
| End | 43.03423, -2.15045 |
| Track points | 792 |