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Natural Monuments
Belgium
Wallonia

Arlon

Routes
Places to see
Natural Monuments
Belgium
Wallonia

Arlon

The Top 13 Natural Monuments around Arlon

Arlon’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 13

beautiful natural monuments around Arlon. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!

Last updated: October 2, 2025

Étang de Tattert-Thiaumont

If you are looking for a peaceful and natural place, you should visit the Tattert-Thiaumont pond. This pond, formerly used for fishing, is today dedicated to fauna and flora and …

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State Nature Reserve of the Vallée de la Nothomb

This nature reserve offers a mosaic of habitats, such as wet and dry meadows, beech forests and megaphorbias. You can follow the blue rectangle path, which starts from the village …

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Haute-Sûre Forêt d'Anlier Nature Park

The Haute-Sûre valley is classified as a wetland of international importance, and the Anlier forest massif is the largest deciduous forest in Belgium. The Haute-Sûre Forêt d’Anlier Natural Park is …

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The Rulles Valley

The Rulles Valley is a nature reserve located in the Gaume region of Belgium, where the Rulles River flows through picturesque landscapes and diverse habitats. It is an ideal place …

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The Old Oak of Anlier Forest

The Old Oak of the Anlier Forest is a majestic tree whose age is estimated at more than 500 years and whose circumference exceeds 6 meters. It is located in …

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The Celtic Stone

The Celtic Stone is a megalithic monument dating from the Iron Age. It is located in the Attert Valley Natural Park. You will be able to enjoy the landscapes, the …

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Arboretum of Frassem

This young arboretum (1990) a few kilometers away from Arlon gathers on a surface of 2 ha, 48 indigenous broad-leaved tree species.

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Grendel Marsh

A little visited sanctuary, a bit difficult to find and also no parking next to it. Definitely worth seeing, but the paths are very overgrown and you have to look …

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The Dragon Rock

This rock has been meticulously carved to resemble a dragon's head. An absolutely fascinating place to visit.

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Tattert Nature Reserve

Bucolic😊

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Didn’t find what you were looking for?

Find even more amazing natural monuments around Arlon by checking out the top Highlights region by region:

Vallée De L'Attert Natural ParkAubangeMartelangeMessancyAttert

Explore more

Extend your search for the best caves by checking out these guides of the top ones around Arlon:

ArdennesLiègeNeufchâteauMarche-En-FamenneBastogneNamurHainautVirtonWalloon Brabant

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