Earring
Ear piercing is one of the oldest known forms of body modification, with artistic and written references from cultures around the world dating back to early history. Gold, silver and bronze hoop earrings were prevalent in the Minoan Civilization (2000–1600 BCE) and examples can be seen on frescoes on the Aegean island of Santorini, Greece. During the late Minoan and early Mycenaean periods of Bronze Age Greece hoop earrings with conical pendants were fashionable. Early evidence of earrings worn by men can be seen in archeological evidence from Persepolis in ancient Persia. The carved images of soldiers of the Persian Empire, displayed on some of the surviving walls of the palace, show them wearing an earring.
Crown jewels
The Austrian Crown Jewels (de: "Insignien und Kleinodien") are kept at the "Schatzkammer (Vienna)", the Imperial Treasury located in the Hofburg Palace. They are a collection of imperial regalia and jewels dating from the 10th century to the 19th. They are one of the biggest and most important collection of royal objects still today, and reflect more than a thousand years of European history. The treasury can be quantified into six important parts: