A rare discovery in Switzerland is offering researchers and history enthusiasts an unusually familiar window into daily life 2,000 years ago. The charred Roman bread loaf is believed to be the first Roman bread ever found in the country. Officials in the Canton of Aargau said the loaf was uncovered during an excavation in Windisch at the site of Vindonissa, a major Roman legionary camp, according to the New York Post. The dig began in August ahe…