"This piece is a rare and exceptionally well-preserved bronze helmet from ancient Greece, likely associated with a Spartan warrior ... natural resources. The Roman general Lucius Mummius destroyed ...

An ancient Roman cavalry helmet discovered in 2001 will go on display in the U.K., museum officials said. This is the replica. Photo from the Harborough Museum, Leicestershire, UK Two decades ago ...

But, the object turned out to be something extraordinary indeed: the fractured remains of a 2,000-year-old Roman cavalry helmet decorated with ornate patterns of silver and gold. What are we ...