Cleopatras needle on The Thames embankment is 3,500 years old. It was one of two to guard the Temple of Ra in Heliopolis. During 12BC, it was moved to Alexandria by Augustus Caesar and re  dedicated to Cleopatra. Ramasees the Second changed the prayers inscribed on it to honour himself. Witnesses have heard terrible mocking laughter coming from with the obelisk. Also, oddly enough, the sphinx&#x27;s at its base were placed facing inwards, some say-to protect London. Well, that is the legend…