First, from a downward step into the city gate, where there is a gloomy green light, the Roman relics still exist, through the city gate cave, there are a lot of monuments, especially a tall tower and a black stone statue. It is said that this is the palace where the Roman emperor Diocle abdicated first. Unfortunately, we have not read history well. Outside the city gate, people rush in and tourists eat there. What do we eat? Forget it.