An excavation project in northwestern France has uncovered the ruins of a medieval castle with its moat still intact as well ...

Economic moats protect businesses by deterring industry rivals and maintaining market share. Businesses gain moats from brand strength or operational efficiencies, prolonging competitive edges.

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.