🇫🇷 France · Megalith
Menhir de Kerloas
Late Neolithic (c.5000–4000 BCE) · Armorican Neolithic (Brittany)
Europe's tallest upright menhir (9.5 m, 150 t) — Brittany granite giant with twin basal bosses, lightning-shorn.
🇫🇷 France · Megalith
Barnenez Passage Mound
Neolithic (earliest) · Armorican Early Neolithic
Barnenez Passage Mound in Brittany, Finistère, France is a Neolithic (earliest) megalithic attributed to Armorican Early Neolithic culture.
🇫🇷 France · Megalith
Mougau-Bihan Passage Grave
Neolithic (4000–2000 BCE) · European Neolithic
Mougau-Bihan Passage Grave in Brittany, Finistère, France is a Neolithic megalithic monument dating to c. 3500–2500 BCE, built of local stone and associated with Atlantic farming communities.
🇫🇷 France · Megalith
Kergadiou Menhirs
Neolithic (4000–2000 BCE) · European Neolithic
Kergadiou Menhirs in Brittany, Finistère, France is a Neolithic megalithic monument dating to c. 3500–2500 BCE, built of local stone and associated with Atlantic farming communities.
🇫🇷 France · Megalith
Prajou Menhir
Neolithic (4000–2000 BCE) · European Neolithic
Prajou Menhir in Brittany, Finistère, Molène arch., France is a Neolithic megalithic monument dating to c. 3500–2500 BCE, built of local stone and associated with Atlantic farming communities.
🇫🇷 France · Megalith
Alignements de Lagatjar
Late Neolithic · Western Brittany Neolithic (Océan Atlantic Megalithic)
Crozon's triple stone rows — 72 menhirs (to 2.1 m) in three 200 m parallel alignments near Camaret.
🇫🇷 France · Submerged site
Ys (Ker-Is) – Drowned Breton City
Legendary 5th c. (Gradlon of Cornouaille) – folklore recorded 19th c. · Breton / Cornish Celtic Christian syncretism (Dahut as pagan vs Christian)
Gradlon's sluice-gated city in Douarnenez Bay — daughter Dahut drowns it opening gates at high tide.
🇫🇷 France · Megalith
Cairn de l'Île Carn
Early Neolithic (c.4200–4000 BCE) · Armorican Early Neolithic (Barnenez tradition)
Tidal-islet stepped cairn (25 m) with three radiating passage graves — early Neolithic (c.4200 BCE) off Ploudalmézeau.
🇫🇷 France · Megalith
Cairn of Barnenez
Early to Middle Neolithic · Armorican Early Neolithic
Oldest passage grave complex in Brittany — 72 m cairn with eleven parallel passage graves c.4850 BCE.