with the green green light show. leave behind the mosque and a documentary gets up close to musician children solace. and in the now of some essential pain signal before you visit just over. there are forty four official unesco world heritage sites here in germany but can you guess which side was the very first to be put on the list many might think it was condones famous cathedral but in fact it was the historical cathedral in asking which received the status in september of one thousand nine hundred seventy eight so to celebrate this special anniversary the city often put on an impressive light show we were on hand to see it for ourselves. this famous cathedral based in light this is the landmark was transformed as part of special anniversary celebrations forty years ago it was the first building in germany to be declared