<prompt> Translate the following text to SwahiliThe circular Pantheon Piazza della Rotonda is the best-preserved monument of ancient Rome and rivals the Colosseum in its combination of quiet elegance and sheer massive power.  <response>: Pantheon ya mviringo Piazza della Rotonda ni ukumbusho uliohifadhiwa vizuri zaidi wa Roma ya kale na inashindana na Colosseum katika mchanganyiko wake wa kifahari cha utulivu na nguvu kubwa. 