🇫🇷 France · Tumulus
Tumulus de Mont-Iouarn (Ploumilliau)
Middle to Late Neolithic · Armorican Neolithic
Passage mound tumulus at Ploumilliau (c. 3500 BCE), 30 m diameter, 5 m high, with granite passage and chamber, excavated 1950s revealing Neolithic pottery and human remains, overlooking Leguer valley.