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GR-121Long-distance trail (GR)·Linear

GR-121. Etapa 14. Ugaldetxo-Aritxulegi

Hernani, País Vasco

Moderate38.2/100Year-round

Elevation profile

Flat (≤1%)
Gentle (1–5%)
Steep (5–10%)
Extreme (≥10%)

Critical Segments

Demanding Climb

CAT 4

km 9.6 · 0.9 km Distance

17% Avg
407m – 564m
Slope31% Max
RiskHIGH

Demanding Climb

CAT 3

km 12.6 · 0.9 km Distance

18% Avg
610m – 779m
Slope30% Max
RiskHIGH

Dangerous Descent

km 18.0 · 0.9 km Distance

15% Avg
481m – 624m
Slope28% Max
RiskHIGH

Demanding Climb

CAT 3

km 0.0 · 2.6 km Distance

12% Avg
47m – 363m
Slope25% Max
RiskHIGH

Demanding Climb

km 2.7 · 0.6 km Distance

13% Avg
364m – 435m
Slope24% Max
RiskHIGH

Demanding Climb

CAT 4

km 8.7 · 0.7 km Distance

13% Avg
325m – 415m
Slope22% Max
RiskHIGH

Dangerous Descent

km 15.8 · 0.6 km Distance

18% Avg
721m – 825m
Slope20% Max
RiskHIGH

Dangerous Descent

km 7.1 · 1.1 km Distance

11% Avg
338m – 458m
Slope23% Max
RiskMEDIUM
Distance

18.9 km

Est. duration

5h 23min

Elevation gain

+397 m

Elevation loss

-273 m

Highest point

828.4 m

Lowest point

46.2 m

Average elevation

476 m

7-Day Forecast

Slope distribution

Flat (≤1%)6%Gentle (1–5%)20%Steep (5–10%)27%Extreme (≥10%)47%
Child-friendlyNo
Pet-friendlyNo
  • 👟
    Zapatillas trail runningFootwear
    Recommended
  • 🪄
    Bastones de trekking recomendadosTrekking poles
    Recommended
  • 💧
    Llevar 4–5 L (sin fuentes en ruta)Water
    Essential
  • 🧴
    Protector solar recomendadoSun protection
    Recommended
  • 🗺️
    GPS o descarga offline de la rutaNavigation
    Essential

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GR-229GR

GR-229. Etapa 05. Amorebieta-Etxano-Durango

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21.3 km+261 m5h 45mLinear
GR-229GR

GR-229. Etapa 04. Garai-Amorebieta-Etxano

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About this trail

Senderos de Gran Recorrido (GR)

Start municipalityHernani
RegionPaís Vasco
SourceFederación Española de Deportes de Montaña y Escalada (FEDME)
Start43.22416, -1.92540Open in maps
End43.27103, -1.79256
Track points2,193