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Routes
Bike touring routes & trails
France
Hauts-De-France
Lens
Billy-Montigny

Harnes Lagoons – View of the Harnes Lagoons loop from Billy-Montigny

Routes
Bike touring routes & trails
France
Hauts-De-France
Lens
Billy-Montigny

Harnes Lagoons – View of the Harnes Lagoons loop from Billy-Montigny

Moderate

4.5

(13)

75

riders

Harnes Lagoons – View of the Harnes Lagoons loop from Billy-Montigny

02:18

34.7km

100m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 24, 2026

Tips

Includes segments that go up or down a series of steps

You may need to carry your bike.

After 93 m for 35 m

After 34.6 km for 35 m

Waypoints

A

Start point

Train Station

Get Directions

1

4.25 km

Harnes Lagoons

Highlight • Other

lagooning has, since its creation in 2002 on the old pit 9, much more practical virtues. Of the kind anchored in your daily life: here, with a flow rate of …

Translated by Google •

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2

4.44 km

View of the Harnes Lagoons

Highlight • Lake

View of the pools

Translated by Google •

Tip by

3

4.75 km

Lens Canal

Highlight • Other

Nice view of the canal from the bridge.

Translated by Google •

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4

5.90 km

Lens Canal

Highlight • Other

Dirt road. More Mtb/Gravel side compared to the path on the other side of the canal.

Translated by Google •

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5

8.68 km

Single chemin de buisse

Highlight (Segment) • Other

Nice woody single that allows a shortcut between the Deûle canal and the Lens canal.

Translated by Google •

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6

16.9 km

113 singletrack

Highlight • Trail

Single to the mining headframe of slag heap 113.
Dirt and gravel road passable in gravel and hybrid bike.

Translated by Google •

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7

18.1 km

More than 100 (1922) year old pit head (later only used as a ventilation shaft) protruding 42m above the terrain (industrial heritage).

Translated by Google •

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8

18.4 km

Singletrack of the 3 Riders

Highlight • Trail

B

34.7 km

End point

Train Station

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Way Types & Surfaces

Way Types

13.0 km

7.79 km

6.38 km

4.85 km

2.49 km

102 m

Surfaces

15.0 km

9.76 km

5.63 km

3.63 km

522 m

104 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

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Wednesday 20 May

23°C

8°C

-- %

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Nearby routes

Moderate

4.0

72

Parc du Héron and Parc de la Deûle Loop

03:12h

52.6km

100m

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