Adult groups and tourism professionals

2026 Rates

• Adult group conference tour "From Stone to Monument" : fixed price of €200 + €5 per person (up to 50 people)Possible supplements for certain languages
• Passion Mégalithes (guided tour of the Alignments and the Site of the megaliths of Locmariaquer): fixed price of €440 + €5 per person (up to 50 people)Possible supplement for certain languages
• Megalithic escapade (guided tour of the Alignments and the Grand Cairn of Barnenez): fixed price of €440 + €5 per person (up to 50 people)Possible supplement for certain languages
• The 3 wonders of the Neolithic (guided tour of the Alignments, the Site of the megaliths of Locmariaquer and the Grand Cairn of Barnenez): fixed price of €600 + €12 per person (up to 50 people)Possible supplement for certain languages
• External guide package (visit of the Alignments with your own guide): 200€ (up to 30 people)

Discover the 2026 prices for all the sites of the Centre des monuments nationaux and the advantages of advance ticketing.

New tour for adult groups: ‘Menhir Walk’

Take your time and let us guide you on a walk along the stone alignments…  Discover the history of the monument, appreciate its grandeur and architecture, and venture inside the site to explore its details. 
5 km loop.
2026 price: flat rate of €400 (up to 30 people maximum) – a surcharge may apply for certain languages.

Mont-Saint-Michel Abbey, Angers Castle, Pantheon, Carcassonne Castle and Ramparts... If you would like to find out about other sites in the Centre des monuments nationaux network and the offers available to you, follow the link below!

To find out more