Xysta on the houses of the main square of Pygri, geometic patterned decorations in black and white that adorn the houses of the Mastic Villages of southern Chios dating back to the period Genoses rule. Mastichochoria area of Chios Island, Greece.
Mastic is a Greek chewing gum that can also be used to flavor desserts. It's been used for thousands of years. It's one of the or maybe the earliest form of chewing gum. Mastic gum lasts 60 times longer than current day normal gum