🇬🇧 United Kingdom · Megalith
Cuween Hill Chambered Cairn
Late Neolithic · Grooved Ware Neolithic (Maeshowe group)
Maeshowe-type cairn on hill above Firth with 5 m crawl passage to chamber containing human and dog skulls.
🇬🇧 United Kingdom · Megalith
Ballyalton Court Tomb
Early Neolithic · Irish Court Tomb
Rock-outcrop court tomb east of Downpatrick, type site for Ballyalton bowls, c.4000 BCE.
🇬🇧 United Kingdom · Megalith
Blackhammer Chambered Cairn
Early Neolithic · Orkney Cromarty stalled tradition
Rousay stalled cairn — 13 m seven-compartment chamber under 22 m mound on south coast.
🇬🇧 United Kingdom · Megalith
Cairnbaan Cup and Ring Marks
Late Neolithic to Early Bronze Age · Kilmartin Late Neolithic
Cup-and-ring schist panels above Kilmartin Glen with >100 carvings, c.3000 BCE.
🇬🇧 United Kingdom · Megalith
West Kennet Long Barrow
Early Neolithic · Cotswold-Severn Neolithic
100 m Early Neolithic chambered long barrow near Avebury with five sarsen chambers under chalk mound.
🇬🇧 United Kingdom · Megalith
Pettigarths Field Cairn
Middle Neolithic · Shetland Neolithic
Heel-shaped chambered cairn on Whalsay, 15 m, part of Yoxie settlement complex, c.3500 BCE.
🇬🇧 United Kingdom · Megalith
Windmill Hill Causewayed Enclosure
Early Neolithic · Windmill Hill / Hembury Ware
Type-site causewayed enclosure 2 km from Avebury — three interrupted ditch circuits enclosing 8.5 ha.
🇬🇧 United Kingdom · Megalith
Ormaig Rock Art
Late Neolithic to Early Bronze Age · Kilmartin Late Neolithic
Forest clearing cup-and-ring cluster on Creag Mhor, 120+ motifs, c.3000 BCE.
🇬🇧 United Kingdom · Megalith
Pentre Ifan
Early Neolithic · Preseli Early Neolithic
Wales' largest portal dolmen with 16-tonne capstone on three 2.4 m orthostats.
🇬🇧 United Kingdom · Megalith
Tinkinswood Burial Chamber
Early Neolithic · Severn-Cotswold Neolithic
Severn-Cotswold long cairn near Cardiff with Britain's largest capstone at 40 tonnes.
🇬🇧 United Kingdom · Megalith
Wayland's Smithy
Early to Middle Neolithic · Cotswold-Severn
Two-phase Neolithic long barrow near Uffington with sarsen passage grave overlain on earlier oval mound.
🇬🇧 United Kingdom · Megalith
Avebury
Late Neolithic · Windmill Hill / Late Neolithic Wessex
Largest megalithic stone circle in Europe (11.5 ha), enclosing outer bank and ditch and two inner circles. Village of Avebury sits partially within the monument.
🇬🇧 United Kingdom · Megalith
Ness of Brodgar
Late Neolithic · Grooved Ware Orcadian
Major Late Neolithic walled enclosure (c.3200–2300 BCE) between Ring of Brodgar and Stenness, with monolithic structures including Structure 10 (25 m hall) with painted stone, tiled roof and imported…
🇬🇧 United Kingdom · Megalith
Skara Brae
Late Neolithic · Grooved Ware / Orcadian Neolithic
Exceptionally preserved Late Neolithic stone-built village of eight clustered houses with stone furniture, hearths and drains. Revealed 1850 after storm, often called Scotland's answer to Pompeii.
🇬🇧 United Kingdom · Megalith
Calanais Standing Stones
Late Neolithic – Early Bronze Age · Hebridean Late Neolithic
Cruciform setting: central circle 13 m diameter with 4.8 m monolith and avenues N,S,E,W. Most prominent of 19 Callanish sites on ridge above Loch Roag. Potential lunar standstill alignment.
🇬🇧 United Kingdom · Megalith
Maeshowe Chambered Cairn
Late Neolithic · Grooved Ware Orcadian
Finest Orkney chambered cairn: 36 m mound, long passage, corbelled chamber. Midwinter sunset illuminates chamber. Bears 12th-century Viking runic inscriptions (>30).
🇬🇧 United Kingdom · Megalith
Ring of Brodgar
Late Neolithic · Grooved Ware Orcadian
Massive henge and stone circle 104 m diameter, originally 60 stones (36 surviving). Enclosed by rock-cut ditch up to 10 m wide. Core of Heart of Neolithic Orkney.
🇬🇧 United Kingdom · Megalith
Standing Stones of Stenness
Late Neolithic · Grooved Ware Orcadian
Four surviving uprights of oval henge circle originally 12 stones up to 5.7 m tall on promontory between lochs. One of earliest henges in Britain (c.3100 BCE).