Mysteries Department
Sign inRequest access
Answer · Stonehenge

Irish Sea ice carried the stones to or near Salisbury Plain and the builders collected erratics.

Irish Sea ice carried the stones to or near Salisbury Plain and the builders collected erratics.

DisputedAnswers 1 questionPublished0

Where it stands

DisputedOne piece of evidence for, three against. It needs two reviews to be accepted.

What it predicts

  • Glacial deposits or erratics of Preseli rock on or near Salisbury Plain.
  • Bluestones with glacial surface features and a mix of lithologies matching an erratic train, not a few outcrops.

What would rule it out

  • Demonstration that no ice reached Salisbury Plain and that the bluestones derive from a few discrete, quarried outcrops.

Evidence 1 for · 3 against

The questions it answers

Most likelyPeople quarried the stones in Preseli and carried them to Wessex, overland or with a water stage, around 3000…

Cite it

Mysteries Department. (2026). Irish Sea ice carried the stones to or near Salisbury Plain and the builders collected erratics. [Answer ANS0CRWPF3E185T]. https://mysteriesdept.com/r/ANS0CRWPF3E185T
Private beta Downloads are for beta members

We're in a private beta while we get things right. Everything here is free to read; downloading datasets, sources and code is open to members for now.

It takes a couple of minutes. We'll reply by email.