GR34 trek, the Customs Officers’ Path

Explore the legendary trails of the GR34 and Brittany’s multi-day hiking trails with Grand Angle for a breathtaking hiking experience along the coast of Brittany. Known as the Customs Officers’ Path, the GR34 offers more than 1800 km of coastal routes through spectacular granite formations such as the Pink Granite Coast. Set off on a hike filled with sea views and discover the region’s coastal areas and islands at your own pace, with guaranteed departures for guided or self-guided trips. Our itineraries include comfortable accommodation and all the details needed to make your holiday an unforgettable adventure. Join us for an adventure on the GR34’s hiking trails and let the spirit of wild Brittany inspire you.

Estelle Cassandre
Behind this trip, our experts

2 trips to discover

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  • Aerial view of Port-Navalo - Gulf of Morbihan - Brittany - France

    The Gulf of Morbihan

    Self-guided Hiking multi-base

    Currently unavailable

    6 days
    ●●
    Comfort
  • Salt marshes at sunset seen from above - Guérande - Loire-Atlantique - France

    The Guérande Peninsula

    Self-guided Hiking lodge to lodge

    Currently unavailable

    7 days
    ●●
    Comfort

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Estelle Torterotot

Estelle Torterotot

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Cassandre Dufour

Cassandre Dufour

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The GR34, also known as the Customs Officers’ Path, invites you to discover the shores of Brittany’s coastline. With kilometres of hiking trails along the coasts from Morbihan to Mont-Saint-Michel, the GR34 offers a varied route through beautiful beaches, granite cliffs and iconic bays. This unique trail brings together nature and heritage, allowing hikers to pass through harbour towns, historic sites and unspoilt coastal areas. The accommodation along the way includes welcoming hosts who embody Brittany’s famous hospitality. Whether you enjoy walking for pleasure or as a sporting challenge, the GR34’s different routes cater to all levels. Finally, the GR trail is easy to reach using various forms of transport, and plenty of maps and practical tips are available to help you plan your hike.

To discover more, explore our trips in Brittany, organised treks in France, or mountain hikes in France. Other options include an organised trek in the Alps, hiking on coastal trails, and walking holidays in the Pyrenees. If you have an explorer’s spirit, discover trekking in Alsace or even trekking in the Italian Dolomites.

For personalised advice, feel free to contact a Grand Angle adviser directly. Subscribe to our newsletter to stay informed about new trips and guaranteed departures.

30 reviews

Benoit 8/19/26

—  What a wonderful trip along the Pink Granite Coast. A varied itinerary that allowed us to discover the diversity and richness of the GR34 every day, led by a passionate guide who was eager to share the rich history and culture of Brittany—enriched by his work as a stonemason the rest of the year. The hotels were very comfortable, allowing us to relax after returning from our hikes. I’ll be back on my own to see these landscapes again—this time at high tide.

Juliette 12/27/25

—  A beautiful itinerary, magnificent scenery. Comfortable accommodation. Everything well organized.

Simone 8/23/26

—  I explored Roscoff, which really wowed me. Easy hikes along the surrounding coastline in perfect weather. A spa nearby the hotel. A wonderful stay.

Anne-Marie 12/27/25

—  Very good 1st experience of accompanied hiking. The whole group got on very well together. Very competent guide, in short, everything was satisfactory; I recommend it!

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