The castle was crafted through the darkish pool ("Dubh Linn") which gave Dublin its title. This pool lies within the decrease course of the River Poddle right before its confluence with the River Liffey; if the castle was constructed, the Liffey was much broader, and the castle was proficiently defended https://connerrclr51851.ourabilitywiki.com/9284581/exterior_rendering_bringing_architectural_visions_to_life