What ancient things are worth exploring?

- Ancient metal cans A small metal can was recently discovered in an antique shop. It was engraved with the name of the village where people once lived centuries ago, showing that this antique store The antiques purchased in the store are not new either.

- Old photographic equipment After my grandfather passed away, I was cleaning out his old electrical appliances at home and found an ancient video camera. I later found out that this machine was from the 1930s. Photographic equipment that has been discontinued.

- Ancient Maps During a family trip, I went to a collection store and found an ancient map. The text on it was blurred and only the divisions of this area in the last century could be seen. The borders of several provinces.