What is Castel San Pietro Terme?
[[Image:Castel San Pietro Terme-Stemma.svg|thumb|90px|Coat of arms]] '''Castel San Pietro Terme''' is an [[Italy|Italian]] city in [[Emilia-Romagna]]. About 21,000 people live there. {{Metropolitan City of Bologna}} {{authority control}} {{europe-stub}} [[Category:Cities in the Metropolitan City of Bologna]]