Quite a few historical monuments have been created with photo voltaic phenomena in mind; such as, stone megaliths precisely mark the summertime or winter solstice (such as in Nabta Playa, Egypt; Mnajdra, Malta; and Stonehenge, England); Newgrange, a prehistoric human-constructed mount in Ireland, was designed to detect the winter solstice; https://emiliocgkor.corpfinwiki.com/8283539/facts_about_opstalverzekering_vergelijking_revealed