An atlas of Earth’s mysterious places — megaliths, pyramids, lost and sunken cities — with the evidence shown plainly: what is verified, what is contested, and what is still unknown.

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Partially excavated places tagged “solar alignment”

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✓VerifiedUNESCO

🇮🇪 Ireland · Megalith

Dowth

Neolithic · Boyne Valley Neolithic

Westernmost of three great Brú na Bóinne tombs, 85 m diameter, two passages and souterrain. Less restored, preserving original form. Associated winter sunset alignment.