<prompt> Translate the following text to EnglishPwani za Santorini zimefanyizwa kwa mchanga mwembamba mweusi au mwekundu wa volkano, ambao huchemka hadi joto kali katika jua la kiangazi.  <response>: The beaches of Santorini are made of fine black or red volcanic sand, which heats to a ferocious temperature in the summer sun. 