Home / WorldWorldThe Portugal NewsWorldThe Portugal News·Sep 11, 2026·1 min readSecret archaeological sites open for free visits in PortugalDozens of archaeological sites across Lisbon and the surrounding area will open to visitors for free this weekend as part of the fifth edition of Open House Arqueologia.View original source — The Portugal News ↗ShareCopy linkShare on XShare on FacebookRelated storiesWorldThe Portugal NewsWorldSep 9, 2026 · 1 min9 Places in Portugal You’ll Want to Keep SecretThe Portugal NewsWorldThe Portugal NewsWorldSep 7, 2026 · 1 minFree trips on a historic Portuguese boatThe Portugal NewsWorldThe Portugal NewsWorldSep 2, 2026 · 1 minIreland Becomes Portugal’s Sixth-Largest Tourism MarketThe Portugal NewsWorldThe Portugal NewsWorldSep 9, 2026 · 1 minPortugal King’s heart to be exhibited in publicThe Portugal News
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