This Round Tower and associated graves are at Glendalough, in County Wicklow, Ireland. It was built about 1000 years ago and remains in remarkable condition. The roof has been replaced once (by re-using the original stones), and the walls are original.
Yes, that is a real car crashed into the Die Hard ad (and dented up and all to make it look just so). One of the more elaborate movie ads I have seen. This was just outside of the Oslo Central Station where thousands of people would see it.