Amateur archaeologists in England have unearthed a stunning Roman dodecahedron — a mysterious class of objects that has baffled experts for centuries. The dodecahedron — a 12-sided metal shell ...

The Roman dodecahedron has puzzled experts for centuries. More than 100 of these 12-sided mysterious metal objects have been found across northwestern Europe. Now, another one of them has made an ...

A mysterious artefact dating back to Roman times has boosted visitor numbers at Lincoln Museum. The dodecahedron, one of only 33 to be found in Great Britain, was discovered at an amateur dig in ...

You can also assemble your own Gallo-Roman-style dodecahedron if you really want to throw said archaeologists for a loop.