Laurium or Lavrio or Lavrion is a town in southeastern part of Attica, Greece. It is the seat of the municipality of Lavreotiki. Lavrio was famous in Classical antiquity for its silver mines, which was one of the chief sources of revenue of the Athenian state. The metallic silver was mainly used for coinage. The Archaeological Museum of Lavrion shows much of the story of these mines.
The Eleftherios Venizelos International Airport is 35 km away from Lavrio or about 30 minutes drive. Lavrio is connected to Athens by car using the Lavrio/Sounio Leoforos (Highway) and then Attiki Odos. This trip takes about an hour.
The mining town of Laurium, Michigan was named after the famous Greek Laurium.