All of these can be debunked.
The astronaut was added to the cathedral in the modern area. The hipster is an athlete. He is wearing a shirt with his uni logo sewn on it. As in Letter-man jacket. Even his haircut, the short back and sides is not usual for the day. The shadowy figure running through the stands is a camera on a cable that records matches. I could go on but the funny thing is time travel is possible but these pictures don’t prove it.