This article's factual accuracy is disputed. (April 2020)
"Foo was here" is an Australian graffiti signature of popular culture, especially known for its use during World War I, but also became popular among Australian schoolchildren of post-war generations.
- Musser-Lopez, Ruth A. (2013). "Rock and Gravel Row Mounds/Aggregate Harvesting near Historic Railroads in the Desert and Basins Regions of California and Nevada" (PDF). Nevada Archeologist. 25: 81.