Assume that in a new exhibition at Rome, an imposing fortress-turned-state museum, visitors get the chance to see top-notch antiquities and artefacts that might never have been on public display. The exhibition, which includes dozens of works of art, One treasure is the head and extremities of a Museum, which is the sparkling eye ball of a mermaid; dating from 530 to 520BC, this is one of the oldest in the Western world and you impressed on that treasure and decided to make it as yours.