By Tobias Carroll Some archaeological finds abound with splendor — the location of the burial site of a ruler, for instance, or the home of a wealthy merchant that’s been lost for centuries, if not longer. But plenty of archaeological work involves much more modest discoveries — including using one ancient city’s garbage to learn more about its rise and fall. And now, another person’s trash has turned into a bold archaeological find nearly 2,000 years later. As Smithsonian Magazine reports, the archaeological group Secrets of the Ice heard a report of something odd at a region in Oppland, Norw…