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Tagspozzolana
3 places carry this tag, across every kind and continent it appears in.
🇬🇷 Greece · Submerged site
Archaic to Late Antique (c. 700 BCE – 600 CE) · Corinthian Greek / Roman
Saronic harbour of Corinth with twin Roman moles and submerged quay walls 1–3 m offshore at Kechries.
🇮🇹 Italy · Submerged site
Late Republican to Medieval (46 BCE – 1200 CE) · Roman / Vandal / Byzantine
Caesar's Sardinian colony harbour – 200 m pozzolana eastern mole at –1 to –2.5 m under Porto Torres.
🇮🇹 Italy · Submerged site
Roman Republican (37 – 12 BCE) · Roman Augustan (Agrippa)
Agrippa's 37 BCE volcanic-rim war harbour joining Lake Avernus to Lucrine Lake — causeway dam now –1 to –6 m under Lucrinus lagoon.