From a piece of a NASA space shuttle to a pressed coin sold at Disneyland, souvenirs come in all shapes and sizes. In Europe, during the 17th and 18th centuries, it became fashionable for aristocrats to travel the continent on a Grand Tour, collecting artworks and mementos along their journey, such as a chunk of a Greek sculpture or a piece of mosaic from Pompeii. However, as the defacement of these historic sites became a serious problem,...Continue Reading