<prompt> Translate the following text to EnglishNewgrange ni moja ya vituo vya zamani zaidi vya uchunguzi wa jua duniani, na kwa siku kadhaa za majira ya baridi kali, mwanga wa jua huingia ndani ya chumba kwa dakika 17 hivi, na ni jambo la kushangaza sana.  <response>: Newgrange may be the worlds oldest solar observatory the whole edifice is aligned in such a way that during several days of the winter solstice, light from the sun floods the inner chamber for approximately 17 minutes, a spectacular effect the guide on the tour attempts to give an idea of this effect by plunging the chamber into darkness and slowly bringing up the light. 