A glass blower holds up blue glass gourd-shaped vases in a trinket shop in Herat, Afghanistan, Asia

Book of the procession in honour of circumcision of Prince Mehmed, Topkapi Palace Library, Istanbul, Turkey, Europe, Eurasia

Man, glass blower, worker with glowing glass, Glassworks, Lauscha, Thuringia, Germany

Pino Signoretto, famous glass factory, Murano, Venice, Venetia, Italy, Europe

Giancarlo Signoretto and Mario Pancera, Pino Signoretto famous glass factory, Murano, Venice, UNESCO World Heritage Site, Venetia, Italy, Europe

Marino D'Este, glassblower maestro, Voltolina-Murano-Lab factory, art glass factory, Murano, Venice, Venetia, Italy, Europe

Glasses, glass blowing crafts on display in a shop window, Roeros, iron mining town, UNESCO World Heritage Site, Sor-Trondelag, Norway

Voltolina-Murano-Lab art glass factory, Murano, Venice, Venetia, Italy, Europe

A glass blower creats a one of a king goblet at his studio in Nelson, New Zealand.

Man blowing and shaping glass, Tlalpujahua, Michoacan, Mexico

Man blowing and shaping glass, Tlalpujahua, Michoacan, Mexico