Possible Clues:

• Potassium in European waste material: I found it
• Coldest month locale
• What Archimedes is said to have exclaimed in the bath?
• Stockade in Australia infamous for its gold miners' riot of 1854
• Interjection announcing a great discovery
• Archimedes' cry of triumph as he ran naked through the streets of Syracuse?
• Exultant cry on entering eastern UK area
• California's state motto
• Cry like ''Bingo!''
• European nation capturing soldiers with a cry of discovery