even the imprints of tables. Archeologists have also come across ceramics, brooches and tools such as hammers and picks from the Iberian era, fragments of terra sigillata tableware from the Roman era, and metal pieces from the Visigoths.

The archeological treasures from all these periods have survived thanks to the use that shepherds made of the site for their sheep. The mysterious 70-meter gallery, for example, was a decent place to keep dozens of animals. And these animals, with their waste, helped to conserve the remains that the Iberians, Romans and Visigoths had left over a period of 25 centuries.Tammy Baldwin makes outstate push appearing alongside Bernie Sanders at Eau Claire rally

Bill Glauber | Milwaukee Journal Sentinel

EAU CLAIRE - For Democrats looking to reverse their fortunes in northern and rural parts of the state, there's apparently nothing like "feeling the Bern."

Independent U.S. Sen. Bernie Sanders of Vermont appeared alongside Democratic U.S. Sen. Tammy Baldwin early Saturday, imploring around 1,000 supporters to get to work to carry her to re-election in the fall.

"All across this country, we are seeing people standing up and fighting back," Sanders told the crowd.

Sanders touted Baldwin as one of the nation's "smartest, hardest-working and progressive senators."

Sanders said ideas he espoused during his 2016 presidential campaign, such as working to make college tuition-free, are now in the mainstream.

"Tammy and I and a strong majority