🇮🇹 Italy · Submerged site
Baiae — Imperial Villa Underwater Park Fault Block Portus Julius
Roman Imperial (100 BCE–500 CE Baiae resort) subsided bradyseism -7 m post-Roman · Roman Imperial luxury littoral (Marius → Augustus → Nero → Hadrian)
Baiae Underwater excavated by Lamboglia & Scognamiglio, Nymphaeum 1968.