http://news.sky.com/story/1687345/huge-haul-of-roman-coins-unearthed-in-spain
quote:
Workers laying pipes in a southern Spanish town have stumbled upon thousands of bronze and silver-coated coins dating as far back as the third century.
Culture officials have described it as a "unique historic discovery", which is now being looked after by Seville's archaeology museum.
Workers came across 19 Roman amphoras - a type of storage jar - containing the coins while carrying out routine work in a park in Tomares.
They were found just under a metre underground, and the coins are stamped with the inscriptions of emperors Maximian and Constantine.