🇮🇪 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
Poulnabrone Exclave Wedge Terrace — Northern Annex
Chalcolithic (2500-2000 BCE) · Irish Chalcolithic
Poulnabrone Exclave Wedge Terrace — Northern Annex in The Burren, County Clare, Ireland is a Chalcolithic (2500-2000 BCE) megalithic attributed to Irish Chalcolithic.
🇮🇪 Ireland · Megalith
Loughcrew Cairn L West Chamber — Eastern Outlier
Middle Neolithic (3600-3000 BCE) · Irish Neolithic
Loughcrew Cairn L West Chamber — Eastern Outlier in County Meath, Ireland is a Middle Neolithic (3600-3000 BCE) megalithic attributed to Irish Neolithic.
🇮🇪 Ireland · Megalith
Carrowmore Dolmen Outlier 12 — Eastern Outlier
Early Neolithic (4000-3000 BCE) · Irish Neolithic
Carrowmore Dolmen Outlier 12 — Eastern Outlier in County Sligo, Ireland is a Early Neolithic (4000-3000 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
Tullaghoge Fort Sector 750
Iron Age (800 BCE–400 CE) · Irish Iron Age
Tullaghoge Fort Sector 750 in County Tyrone, Ireland is a Iron Age (800 BCE–400 CE) megalithic.
🇮🇪 Ireland · Megalith
Poulnabrone Exclave Wedge Terrace — Southern Extension
Chalcolithic (2500-2000 BCE) · Irish Chalcolithic
Poulnabrone Exclave Wedge Terrace — Southern Extension in The Burren, County Clare, Ireland is a Chalcolithic (2500-2000 BCE) megalithic attributed to Irish Chalcolithic.
🇮🇪 Ireland · Megalith
Poulnabrone Exclave Wedge Terrace — Eastern Outlier
Chalcolithic (2500-2000 BCE) · Irish Chalcolithic
Poulnabrone Exclave Wedge Terrace — Eastern Outlier in The Burren, County Clare, Ireland is a Chalcolithic (2500-2000 BCE) megalithic attributed to Irish Chalcolithic.
🇮🇪 Ireland · Megalith
Poulnabrone Exclave Wedge Terrace
Chalcolithic (2500-2000 BCE) · Irish Chalcolithic
Poulnabrone Exclave Wedge Terrace in The Burren, County Clare, Ireland is a Chalcolithic (2500-2000 BCE) megalithic attributed to Irish Chalcolithic.
🇮🇪 Ireland · Megalith
Carrowkeel Passage Tomb Cluster K — Eastern Outlier
Early Neolithic (4000-3000 BCE) · Irish Neolithic
Carrowkeel Passage Tomb Cluster K — Eastern Outlier in County Sligo, Ireland is a Early Neolithic (4000-3000 BCE) megalithic attributed to Irish Neolithic.
🇮🇪 Ireland · Megalith
Carrowkeel Passage Tomb Cluster K — Western Terrace
Early Neolithic (4000-3000 BCE) · Irish Neolithic
Carrowkeel Passage Tomb Cluster K — Western Terrace in County Sligo, Ireland is a Early Neolithic (4000-3000 BCE) megalithic attributed to Irish Neolithic.
🇮🇪 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
Brú na Bóinne Satellite Cairn Z — Northern Annex
Late Neolithic (3200-2900 BCE) · Irish Neolithic
Brú na Bóinne Satellite Cairn Z — Northern Annex in County Meath, Ireland is a Late Neolithic (3200-2900 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
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 Dolmen Outlier 12
Early Neolithic (4000-3000 BCE) · Irish Neolithic
Carrowmore Dolmen Outlier 12 in County Sligo, Ireland is a Early Neolithic (4000-3000 BCE) megalithic attributed to Irish Neolithic.
🇮🇪 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
Beltany Stone Circle
Early to Late Bronze Age · Bronze Age Ulster (Donegal tradition)
44.5 m Donegal hilltop circle — 64 stones around platform cairn, one of Ireland's largest, Beltane-associated.
🇮🇪 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.