🇬🇧 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.
🇮🇪 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.
🇬🇧 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.
🇪🇸 Spain · Megalith
Dolmens of Antequera
Neolithic to Bronze Age · Iberian megalithic
Three megalithic monuments (Menga, Viera, El Romeral) forming UNESCO site with natural monuments Peña de los Enamorados and El Torcal.
🇮🇪 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.
🇬🇧 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.
🇲🇹 Malta · Megalith
Ġgantija Temples
Neolithic (Ġgantija phase) · Maltese Temple culture
Pair of cloverleaf temples with walls to 6 m high, coralline blocks >50 t, among earliest free-standing stone structures (c.3600 BCE), surrounded by massive outer wall on Gozo plateau.
🇬🇧 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
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).