Archaeologists believe the medieval castle, found beneath the courtyard of a coastal French hotel, is around 600 years old.

The abatises were found in front of the medieval gatehouse of Sheffield Castle ... their preservation to being buried in the wet, muddy moat surrounding the castle, archaeologists said.

The term, popularized by Warren Buffett, likens a company’s market position to a medieval castle surrounded by a wide moat — difficult for rivals to cross and attack. Companies with wide ...