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Road cycling routes

Hauts-De-France

Havernas Castle – Naours Underground City loop from Flesselles

Road cycling routes

Hauts-De-France

Havernas Castle – Naours Underground City loop from Flesselles

Easy

10

riders

Havernas Castle – Naours Underground City loop from Flesselles

01:42

40.7km

270m

Road cycling

Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride. The starting point of the route is right next to a parking lot.

Last updated: September 16, 2026

Waypoints

A

Start point

Parking

1

5.52 km

Havernas Castle

Highlight • Other

2

10.8 km

Les Hauts de Doullens

Highlight • Viewpoint

3

36.0 km

Naours Underground City

Highlight • Other

At its origin, the underground of Naours was a chalk quarry used mainly for the tidal range of fields. In the 16th century, it was transformed into a refuge, called …

Translated by Google •

Tip by

4

36.7 km

Murals of the Church and School in Naours

Highlight • Monument

Small frescoes on the bridge in front of the church as well as on the large wall next to the school. There are several nods to the city.

Translated by Google •

Tip by

5

37.0 km

Naours Hill towards Flesselles

Highlight (Segment) • Climb

Rare climb worthy of the name in these surroundings

Translated by Google •

Tip by

B

40.7 km

End point

Parking

Way Types & Surfaces

Way Types

37.2 km

1.87 km

1.68 km

Surfaces

39.0 km

1.65 km

< 100 m

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Elevation

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

Highest point (160 m)

Lowest point (50 m)

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Weather

Powered by Foreca

Monday 19 October

13°C

8°C

72 %

Additional weather tips

Max wind speed: 18.0 km/h

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