Almost 50,000 colorful fireworks filled the sky with multicolored smoke in 10 minutes in Florence, Italy on Nov. 18, 2018./ VCG Photo

As a generous gift to Florence, cradle of the Renaissance, Chinese artist Cai Guo-Qiang collaborated with the municipality to ignite his largest and most complex daytime explosion event to date: ''City of Flowers in The Sky." / VCG Photo

Inspired by Botticelli's Renaissance masterpiece Primavera, the incredible pyrotechnic work began with "Thunder," and followed with six acts titled "God of the West Wind and Goddess of the Land", "The birth of Flora", "Venus", "Three Graces", "Spiritual Garden" and "Red Lily."/ VCG Photo

Cai Guo-Qiang is a Chinese artist who currently lives and works in New York City and New Jersey. He started working with gunpowder in the mid-1980s and served as the core creative member and the chief designer of the visual arts of the opening and closing ceremonies of the 2008 Beijing Olympic Games. / VCG Photo