🇫🇷 France · Megalith
Gavrinis Passage Tomb — Larmorbaden
Neolithic (c.3500 BCE) · Morbihan Neolithic
Island tomb renowned for complete geometric engravings covering every orthostat — excavated by Le Roux 1929, boat access only in Gulf of Morbihan.
🇫🇷 France · Megalith
Alignements de Kerlescan at Carnac
Middle to Late Neolithic (c.4800–3500 BCE) · Armorican Neolithic (Carnac tradition)
Eastern Carnac alignment: 555 stones in 13 rows (880 m) ending in semicircular cromlech and 6.5 m Manio giant.
🇫🇷 France · Megalith
Tumulus Saint-Michel at Carnac
Middle Neolithic (c.5000–3500 BCE) · Carn / Tumulus Culture (Early Armorican Neolithic)
Giant 125 m × 12 m tumulus covering passage grave (c.4500 BCE) with 39 jadeite axes — Brittany's largest mound at Carnac.
🇫🇷 France · Megalith
Alignements du Ménec — Carnac
Early to Middle Neolithic (c.4500–3000 BCE) · Carnac Neolithic (Castellic/Chasséen-derived Atlantic)
Ménec (Early–Middle Neolithic c.4500–3000 BCE) is the westernmost and largest Carnac alignment: 11 parallel rows 1,167 m long with 1,099 menhirs descending from a western cromlech (egg-shaped 100 ×…
🇫🇷 France · Megalith
Table des Marchands — Locmariaquer Passage Grave
Neolithic (4000–3500 BCE) · Morbihan megalithic
Flagship Morbihan passage grave, capstone once part of broken Grand Menhir of Er Grah, decorated with hook and hatchet carvings.
🇫🇷 France · Megalith
Mané-er-Hroëk Tumulus — Locmariaquer
Middle Neolithic (c.4500–3900 BCE) · Carnac–Morbihan Atlantic Neolithic
Mané-er-Hroëk (Neolithic c.4500–3900 BCE) crowns the Mané-er-Hroëk hill 800 m northeast of Locmariaquer village, a 100-m long trapezoidal passage grave under a 25-m high?
🇫🇷 France · Megalith
Alignements de Kermario at Carnac
Middle to Late Neolithic (c.4800–3500 BCE) · Armorican Neolithic (Carnac tradition)
Largest Carnac alignment — 982 menhirs in 10 rows (1,120 m) between Ménec and Kerlescan with Kermario dolmen inside.
🇫🇷 France · Megalith
Dolmen de Kercado
Early Neolithic (c.3800–3600 BCE) · Carnac Neolithic (Tumulus culture)
Tumulus-capped passage grave (6.5 m passage) on Kercado ridge with hafted axe carving — Carnac tumulus evolution exemplar.
🇫🇷 France · Megalith
Carnac — Kerlescan Alignments Sector
Neolithic (c.4000–3000 BCE) · Carnac Neolithic
Westernmost major Carnac alignments sector east of Kermario, with dense rows and western horseshoe cromlech excavated by Zacharie Le Rouzic.
🇫🇷 France · Megalith
Er Grah Tumulus
Early to Middle Neolithic · Morbihan Neolithic
140 m Neolithic tumulus at Locmariaquer — longest in Brittany, part of Grand Menhir alignment.
🇫🇷 France · Megalith
Cairn de Gavrinis Annex — Er Lannic Double Cromlech
Late Neolithic · Morbihan Neolithic
Unique tidal double circle excavated by Le Rouzic, half-submerged at high tide revealing Neolithic sea-level, with horseshoe settings.
🇫🇷 France · Megalith
Carnac Stones
Middle to Late Neolithic · Armorican Neolithic
Over 3,000 standing stones in three major alignments (Ménec, Kermario, Kerlescan) extending 4 km, plus dolmens and tumuli. Earliest European megalithic region (Antiquity 2025).
🇫🇷 France · Megalith
Conguel Dolmen — Quiberon
Late Neolithic (c.3500–3000 BCE, Beaker reuse c.2500 BCE) · Carnac–Morbihan Neolithic with Bell Beaker
Conguel (Late Neolithic c.3500–3000 BCE) perches on the windswept granite Pointe du Conguel, the narrow isthmus linking Quiberon peninsula to mainland at Saint-Pierre, a 3-m passage grave with small…
🇫🇷 France · Megalith
Crucuno Dolmen — Plouharnel
Middle Neolithic (c.4000–3500 BCE) · Carnac–Morbihan Neolithic
Crucuno (Middle Neolithic c.4000–3500 BCE) near Crucuno hamlet between Plouharnel and Erdeven is a rare double monument: a 7.5-m classic dolmen passage grave with 40-t capstone 5 m high plus an…
🇫🇷 France · Megalith
Gavrinis Extension — Er Lannic Satellite Cairn
Middle Neolithic · Carnac / Gulf Morbihan
Small eroded passage cairn 300 m southeast of Gavrinis, Gulf of Morbihan (c. 3800 BCE), 18 m diameter cairn with short passage and engraved orthostat fragment, part of Gavrinis-Er Lannic alignment…
🇫🇷 France · Megalith
Kerzerho Alignments
Middle Neolithic · Morbihan megalithic
1.1 km Morbihan alignment of 190 menhirs in 10 rows south of Kerzerho, with circular enclosure and dolmens.
🇫🇷 France · Tumulus
Tumulus de Tumiac
Middle Neolithic · Morbihan Neolithic / Carnac
Large passage tomb tumulus at Arzon, Rhuys Peninsula (c. 3800–3200 BCE), 50 m diameter, 15 m high, with polygonal chamber and corridor, yielded jadeite axes, callaïs beads and elite burial goods…
🇫🇷 France · Megalith
La Roche aux Fées
Late Neolithic · Western French Neolithic
Major passage dolmen near Rennes — 19.5 m passage of 45-tonne schist slabs, largest in Upper Brittany.