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West Kennet Long Barrow is a megalith in United Kingdom, Europe. UNESCO World Heritage List: Stonehenge, Avebury and Associated Sites dates it to c. 3650 BCE. Its listed material is Sarsen (silcrete). UNESCO World Heritage List: Stonehenge, Avebury and Associated Sites also records: “Chambered tomb.”
A 100 m long barrow with sarsen chambers, used for about a thousand years.



Guide answers and timeline insights related to this Wonder.
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Compare the published evidence and its interpretations. “Consensus” records the mainstream account; “Alternative” identifies a competing interpretation, not an equally established conclusion. Estimates and unresolved questions remain qualified in the claim text.
| Field | Consensus | Alternative |
|---|---|---|
| Date | 3650 BCE - 3600 BCE c. 3650 BCE UNESCO World Heritage List: Stonehenge, Avebury and Associated Sites | No claims found. |
| Purpose | Chambered tomb UNESCO World Heritage List: Stonehenge, Avebury and Associated Sites | No claims found. |
| Method | No claims found. | No claims found. |
Calculating elapsed time...
Approximate - counted from January 1, 3,625 BCE (UTC). Based on the midpoint of 3,650 BCE - 3,600 BCE; the underlying date is uncertain.
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Each row is an independent total of the same span, not a breakdown to add together.