Mountain peaks around Brennilis are situated within the Monts d'Arrée, a range in Brittany, France, known for its rolling hills and elevated points. The region offers a landscape of heaths, gorse, and rocky ridges, providing diverse natural environments. These elevated areas are part of the Armorique Regional Natural Park, featuring unspoiled nature and 360-degree views. The area also holds cultural significance with ancient chapels and historical sites.
Last updated: June 29, 2026
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The chapel originally dates back to the 17th century. A visit is definitely worth it – the view is simply fantastic!
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One of the peaks of the Monts d'Arrée chain of the Armorican massif.
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Very beautiful chapel, recently restored after a fire in 2022. The panorama over the entire Monts d'Arrée, the sea and the crests of the Montagnes Noires is magnificent.
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Exceptional views from the summit. You can reach the summit by racing bike, although the last part is a bit gravelly.
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Roc'h Ruz, which means "red rock" in French, is the highest point in Brittany and the Monts d'Arrée. It rises to 385 meters on a ridge which includes several other Roc'hs.
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Complicated but doable ascent in stony paths.
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At 385 meters, the Roc'h Ruz is the highest mountain in Brittany.
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Roc’h Trédudon peaks at an altitude of 385 meters. It is less known than Roc’h Trevezel who steals the show for and the title of the highest peak in Brittany by two short meters. You can go from one to the other by taking the ridge path that connects them.
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The most popular peaks in the Monts d'Arrée near Brennilis include Mont Saint-Michel of Brasparts, known for its impressive viewpoints and historic chapel. Another highly regarded spot is Roc'h Trédudon, offering expansive views of the surrounding landscape. Visitors also appreciate Menez Kador, which features both a summit and an archaeological site with 360-degree views.
From peaks like Mont Saint-Michel of Brasparts, you can expect panoramic views over the Monts d'Arrée, including glimpses of the Black Mountains, distant bell towers, and even the sea on clear days. The region is characterized by its unique landscape of heaths, gorse, and rocky ridges, offering unspoiled nature and broad vistas.
Yes, the region is rich in history and culture. Mont Saint-Michel of Brasparts features a historic chapel dating back to 1672, which was recently restored after a fire in 2022. Additionally, Menez Kador includes an archaeological site at its summit, adding a historical dimension to the natural beauty.
The area around Brennilis offers a variety of outdoor activities. You can find numerous hiking trails, including routes that explore the peat bogs of Yeun Elez or connect to Mont Saint-Michel of Brasparts. For cycling enthusiasts, there are both touring bicycle and road cycling routes available, with options ranging from moderate to difficult. You can explore more routes on the Hiking around Brennilis, Cycling around Brennilis, and Road Cycling Routes around Brennilis guide pages.
Yes, the Monts d'Arrée offer several options suitable for families. The ascent to Mont Saint-Michel de Brasparts and its chapel is considered family-friendly, providing a rewarding experience with impressive views. The unique landscape of heaths and rocky ridges can be an engaging environment for children to explore, though some paths may be stony.
While Brennilis itself has Roc'h ar Bic at 278 meters, the highest point in the broader Monts d'Arrée and Brittany is Roc'h Ruz, peaking at 385 meters. Roc'h Trédudon also reaches 385 meters and is often mentioned alongside Roc'h Trevezel, with a ridge path connecting them.
The Monts d'Arrée, part of the Armorique Regional Natural Park, are known for their distinctive natural environment. You'll encounter vast expanses of heaths, gorse, and heather. The area also features peat bogs, such as those near Yeun Elez, which support unique plant and animal life adapted to these wetland conditions.
The Monts d'Arrée can be visited throughout the year, with each season offering a different atmosphere. Spring and summer bring vibrant colors to the heaths and gorse, while autumn provides a mystical feel with changing foliage. Even in winter, the landscape can be striking, though conditions may be more challenging. The atmosphere is always different and often mysterious, especially with mist.
Yes, there are several circular routes that allow you to explore the area. For example, you can find routes like the 'Yeun Elez – Brennilis Lake Peatlands loop from Centrale nucléaire de Brennilis' or the 'Saint Michael's chapel – Menez Kador loop from Brennilis' which offer varied terrain and scenic views. These can be found on the Hiking around Brennilis guide page.
The Monts d'Arrée are characterized by their rolling hills, rather than dramatic peaks, creating a unique and often surreal landscape. It's an area of unspoiled nature within the Armorique Regional Natural Park, featuring extensive heaths, gorse, rocky ridges, and significant peat bogs like those around Yeun Elez. This combination offers 360-degree views across mysterious moorlands dotted with ancient rocks.
Visitors frequently highlight the exceptional views from the summits, especially the panoramic vistas from Mont Saint-Michel of Brasparts. The unique, often mysterious atmosphere of the Monts d'Arrée, regardless of weather conditions, is also a strong draw. The combination of natural beauty, historical sites like the chapels, and the sense of tranquility are highly appreciated.


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