🇮🇪 Ireland · Megalith
Poulnabrone Dolmen
Early Neolithic · Early Neolithic Ireland (Lambay / Burren Neolithic)
Burren's iconic portal dolmen — 3.7 m capstone over 2.5 m chamber holding 33 Neolithic burials in limestone clint landscape.
🇮🇪 Ireland · Megalith
Newgrange
Neolithic · Irish Middle Neolithic (Boyne Valley)
Grand passage tomb in the Bend of the Boyne with 85 m diameter cairn, decorated kerbstones and cruciform chamber. Famous for winter solstice sunrise illuminating chamber through roof-box.
🇮🇪 Ireland · Megalith
Loughcrew Cairn L West Chamber
Middle Neolithic (3600-3000 BCE) · Irish Neolithic
Loughcrew Cairn L West Chamber in County Meath, Ireland is a Middle Neolithic (3600-3000 BCE) megalithic attributed to Irish Neolithic.
🇮🇪 Ireland · Megalith
Carrowmore — Listoghil Central Tomb
Middle Neolithic – Bronze Age · Carrowmore passage/boulder tradition (early)
Ireland's largest cemetery — ~30 boulder dolmens around Listoghil passage tomb (3600 BCE), oldest on Cúil Irra peninsula.
🇮🇪 Ireland · Megalith
Loughcrew — Cairn L Passage Tomb Slieve na Calliagh
Neolithic (3300 BCE) · Loughcrew Neolithic
Slieve na Calliagh Cairn L excavated by Conwell 1860s, sun beam at equinox lights chamber art, Hag's Chair kerbstone.
🇮🇪 Ireland · Megalith
Poulnabrone Wedge Tomb — Poulawack Plateau
Chalcolithic (2500–2000 BCE) · Irish Chalcolithic
Poulnabrone's lesser-known sister wedge tomb on Poulawack plateau in the Burren, a well-preserved wedge-shaped gallery grave with double-walled construction set in limestone pavement.
🇮🇪 Ireland · Megalith
Knowth
Neolithic · Boyne Valley Neolithic
Largest passage tomb complex in Brú na Bóinne: Great Mound with two passages (east-west) and 18 satellite tombs.
🇮🇪 Ireland · Megalith
Loughcrew Cairn L West Chamber — Southern Extension
Middle Neolithic (3600-3000 BCE) · Irish Neolithic
Loughcrew Cairn L West Chamber — Southern Extension in County Meath, Ireland is a Middle Neolithic (3600-3000 BCE) megalithic attributed to Irish Neolithic.
🇮🇪 Ireland · Megalith
Brú na Bóinne Satellite Cairn Z — Western Terrace
Late Neolithic (3200-2900 BCE) · Irish Neolithic
Brú na Bóinne Satellite Cairn Z — Western Terrace in County Meath, Ireland is a Late Neolithic (3200-2900 BCE) megalithic attributed to Irish Neolithic.
🇮🇪 Ireland · Megalith
Carrowmore Dolmen Outlier 12 — Southern Extension
Early Neolithic (4000-3000 BCE) · Irish Neolithic
Carrowmore Dolmen Outlier 12 — Southern Extension in County Sligo, Ireland is a Early Neolithic (4000-3000 BCE) megalithic attributed to Irish Neolithic.
🇮🇪 Ireland · Megalith
Poulnabrone Portal Dolmen Outlier
Late Neolithic (3500–2600 BCE) · Late Neolithic
Poulnabrone Portal Dolmen Outlier in County Clare, Burren, Ireland is a Late Neolithic (3500–2600 BCE) megalithic attributed to Late Neolithic.
🇮🇪 Ireland · Megalith
Fourknocks Passage Tomb
Neolithic (c.3200–2800 BCE) · Boyne Valley Passage Tomb tradition
Meath passage tomb with wide cruciform chamber, timber-roofed instead of cairn, and profuse engraved art including anthropomorphs.
🇮🇪 Ireland · Megalith
Loughcrew Cairn T (Hag's Cairn)
Late Neolithic · Boyne / Loughcrew passage tradition
35 m Loughcrew chief tomb with cruciform chamber whose art is illuminated by equinox sunrise.
🇮🇪 Ireland · Megalith
Loughcrew Cairn T Slieve na Calliagh
Neolithic · Irish Neolithic
Loughcrew Cairn T Slieve na Calliagh at Meath, Slieve na Calliagh, Ireland is a Neolithic megalithic of the Irish Neolithic tradition, built c. 3300 BCE for 30 m cairn equinox illumination.
🇮🇪 Ireland · Megalith
Drombeg Stone Circle
Late Bronze Age · Cork-Kerry recumbent circle tradition
Recumbent circle (9.3 m, 17 stones) above Glandore with midwinter sunset alignment and hut/fulacht complex.
🇮🇪 Ireland · Megalith
Knowth Passage Tombs — Eastern Necropolis Extension
Neolithic (3350–2800 BCE) with Bronze Age additions · Boyne Neolithic
Brú na Bóinne World Heritage excavated by Eogan 1962–2000, with 300 decorated stones, sundial-like kerbstone K52.
🇮🇪 Ireland · Megalith
Poulnabrone Portal Dolmen Burren
Neolithic (4200–2900 BCE) · Irish Neolithic
Burren's icon excavated by Lynch & Otway 1986–88, radiocarbon 3800–3200 BCE, with 33 individuals and grave goods.
🇮🇪 Ireland · Megalith
Carrowmore Dolmen Outlier 12 — Northern Annex
Early Neolithic (4000-3000 BCE) · Irish Neolithic
Carrowmore Dolmen Outlier 12 — Northern Annex in County Sligo, Ireland is a Early Neolithic (4000-3000 BCE) megalithic attributed to Irish Neolithic.
🇮🇪 Ireland · Megalith
Knockroe Passage Tomb
Neolithic (c.3200–2800 BCE) · Boyne Valley Passage Tomb tradition
Kilkenny dual-passage tomb with lavish megalithic art, aligned to both midwinter sunrise and sunset.
🇮🇪 Ireland · Megalith
Dowth Passage Tomb Brugh na Boinne
Neolithic · Brú na Bóinne Neolithic
Dowth Passage Tomb Brugh na Boinne at Meath, Brú na Bóinne, Ireland is a Neolithic megalithic of the Brú na Bóinne Neolithic tradition, built c. 3200 BCE for 85 m mound 2 passages winter sunset.
🇮🇪 Ireland · Megalith
Poulnabrone Dolmen Burren
Early Neolithic · Irish Neolithic
Poulnabrone Dolmen Burren at The Burren, County Clare, Ireland is a Early Neolithic megalithic of the Irish Neolithic tradition, built c. 4200 BCE for portal dolmen collective burial.
🇮🇪 Ireland · Megalith
Creevykeel Court Tomb
Early Neolithic · Court Tomb tradition (Western Neolithic Ireland)
55.5 m court tomb on Sligo coast — 13×10 m oval court to twin gallery, best preserved in northwest.
🇮🇪 Ireland · Megalith
Carrowmore — Listoghil Central Dolmen
Neolithic (3700 BCE) · Irish Neolithic / Carrowmore
Carrowmore's centre excavated by P. Woodman 1977–82, dolmen with boulder circle and passage facing Knocknarea's Queen Maeve cairn.
🇮🇪 Ireland · Megalith
Brú na Bóinne Satellite Cairn Z — Southern Extension
Late Neolithic (3200-2900 BCE) · Irish Neolithic
Brú na Bóinne Satellite Cairn Z — Southern Extension in County Meath, Ireland is a Late Neolithic (3200-2900 BCE) megalithic attributed to Irish Neolithic.