Urban Dossier
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Mean Annual Temp
13.3°C
Annual PM2.5Optimal (WHO)Top 2% of 255
5µg/m³
GoodCryptic Clue
Ships finishing a famous long ocean race out of Sydney every December sail into what's often called the world's second-deepest natural harbour. Convict labourers built the Georgian streets still standing downtown, laid out not long after the penal colony's founding in 1804.