🇫🇷 France · Megalith
Gavrinis Passage Tomb
Middle Neolithic · Morbihan megalithic / Chassey-Cerny
Island passage tomb in Gulf of Morbihan with 14 m passage lined with richly carved orthostats, c.4200 BCE.
🇪🇸 Spain · Megalith
Dolmen de Lácara
Late Neolithic · Alentejo-Extremadura Megalithic
Large Extremadura passage dolmen with 4.5 m granite orthostats and 14 m corridor near Mérida, c.3500 BCE.
🇪🇸 Spain · Megalith
Dolmen de Guadalperal
Late Neolithic – Chalcolithic · Extremadura Megalithic (Tagus basin Chalcolithic)
Extremadura's 'Spanish Stonehenge' — oval chamber + 144-stone ovoid enclosure in Valdecañas reservoir, visible only in drought.
🇫🇷 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.