All our hiking trails
The hiking trails in the Ardennes are as diverse as the landscapes they traverse. Whether you are looking for a peaceful hike in the heart of the forest, along a river or through authentic villages, the Ardennes offers a multitude of choices! The routes are adapted to your level and your desires.
Choose your hike, put on your boots and enjoy!
Olne : The Valley of Hazienne


Passage near a secret stream, also called the Bola, with capricious meanders and sometimes underground course.
Follow the signage "Purple diamond" (see photo above). Details of the walk on https://www.visorando.com/randonnee-la-vallee-de-la-hazienne-olne-vaux-froid/
Find the route on the map of walks in the municipality of Olne: https://www.paysdeherve.be/produit/olne-11-promenades-balisees
Signalétique (EN)
Not recognised (before 1996, exempt)

IGN Map

Aerial Photos / IGN

Slope Map (IGN Plan)

Map 1950 / IGN

State Major Map (1820-1866)

Open Street Map