Mysteria

Cromlech dos Almendres — Western Enclosure

Almendres West Circle · Almendres Ocidental

Early to Late Neolithic·Alentejo Megalithic·🇵🇹 Alentejo, Évora, Portugal

About

About Cromlech dos Almendres — Western Enclosure

Western arc of Almendres Cromlech (c. 6000–3000 BCE), the largest stone circle in Iberia with 95 granite menhirs in elliptical setting. West enclosure includes horseshoe of engraved menhirs on forested hillside, astronomical east-west alignment with eastern circle.

Why it mattersLargest Iberian cromlech, key for Atlantic megalithic astronomy debate.

Open questions

Mysteries & theories

Mysteries

  1. 01Solstice alignment function
  2. 02Chronology of two enclosures

Theories

  1. 01Neolithic ceremonial aggregation site
  2. 02Solar observatory for farming calendar

Theories are interpretations, not findings. The seal above tells you how much scholarly weight the place carries.

History

How it came to be

Built
c. 6000–4000 BCE (west sector early)
Period
Early to Late Neolithic
Culture
Alentejo Megalithic
Purpose
Ritual enclosure and astronomical observatory
Rediscovered
Modern excavation 19th–20th century
Excavation
Excavated
  1. c. 6000–4000 BCE (west sector early)

    Initial construction / first occupation at Cromlech dos Almendres — Western Enclosure

  2. 19th century / 1960s

    Antiquarian notice and modern systematic excavation of Cromlech dos Almendres — Western Enclosure

  3. 2000s

    Conservation and publication of final reports for Cromlech dos Almendres — Western Enclosure

On the ground

Structures & features

38.5570° N · 8.0610° W · 320 m · 3 mapped features

  • Western Horseshoe Menhirs

    stone circle

    12 largest granite menhirs 2.5–3.7 m forming western horseshoe with carvings

    38.5572° N · 8.0609° W
  • Engraved Menhir 57 (Cup-Marks)

    standing stone

    3 m menhir with 10 cup-marks and solar motif on south arc

    38.5569° N · 8.0609° W
  • Forest Shrine Platform

    platform

    Levelled schist platform between west and east enclosures with pottery scatter

    38.5572° N · 8.0611° W

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