<prompt> Translate the following text to SwahiliTours of the brewery itself are not offered, but the Guinness Visitor Centre, in a four-story converted 19th-century building, presents a wonderful history of the world of Guinness.  <response>: Matembezi ya kiwanda cha bia yenyewe hayatozwi, lakini Kituo cha Wageni cha Guinness, katika jengo la ghorofa nne lililobadilishwa kutoka karne ya 19, hutoa historia ya ajabu ya ulimwengu wa Guinness. 