the navile canal of bologna was an important link to commercial traffic, thanks to a river lock chiusa it was navigable up to th

ancient architecture artificial attraction background boat bologna brick canal canale chiusa city construction corticella cruise culture dirty first flow flowing from gabella green grossa history hydraulic italian italy landmark link lock made men mirror nature navile old outdoor partition pelago port renaissance river scenic sostegno stream suburb system the tourism travel typical venice view wall water watercourse