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· National · GR 121 Strenuous

GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction)

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164.8 km Distance
⏱
41h Est. duration
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Strenuous Difficulty
➡
Linear Route type

A 164.8 km National Hiking trail, GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) takes walkers through a varied section of terrain.

This 164.8 km route is a major undertaking — excellent fitness, reliable navigation, and multi-day planning are required. End-to-end time is roughly 36 hours and 37 minutes.

Point-to-point in layout, this trail takes you from A to B across the landscape. Consider your return logistics before heading out. Look for the GR 121 trail markings to stay on the official route.

The National Walking Network (NWN) designation reflects the importance of this trail at a national level. Expect consistent waymarking and well-maintained path surfaces.

Elevation Profile

Map

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Waypoints

5 points along the route
A
Start
0 km 50.6985°, 5.0261°
1
41.2 km 50.7017°, 4.9390°
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2
82.4 km 50.5905°, 5.3404°
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3
123.6 km 50.8426°, 4.3599°
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B
Finish
164.8 km 50.8071°, 4.3911°

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Frequently Asked Questions

How far is it to walk GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction)?
GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) covers a distance of 164.8 km.
How long does it take to walk GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction)?
At an average walking pace, GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) takes approximately 41h to complete.
Do I need to return the same way on GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction)?
No — GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) is a one-way trail. You will need to arrange return transport or retrace the route.
Where does GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) start?
GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) starts near coordinates 50.6985, 5.0261.
How difficult is GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction)?
GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) is a strenuous hike requiring excellent fitness and prior hiking experience.
Who maintains the GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) trail?
GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) is maintained and managed by SGR asbl.
Is GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) part of a larger trail network?
Yes, GR 121 De Liège à la Côte d'Opale Parcours principal (ongoing correction) is part of the National Walking Network (NWN), connecting this route to a wider network of long-distance hiking trails.