Eureka (or Heureka; Greek ) is a famous exclamation attributed to Archimedes, see: Eureka . Places Numerous places are named for the expression: ===In the United States=== Cities and towns · Eureka, California · Eureka, Illinois · Eureka, Kansas · Eureka, Missouri · Eureka, Montana · Eureka, Nevada · Eureka, North Carolina · Eureka, South Dakota · Eureka, Utah · Eureka, Wisconsin · Eureka Springs, Arkansas Other place names · Eureka Valley, California: a neighborhood in San Francisco, and an eastern valley in Inyo County. Outside the United States · Eureka, Nova Scotia in Canada · Eureka, Nunavut in Canada · Eureka, Transvaal in South Africa · Eureka, Waikato in New Zealand · Eureka, New South