The Tuscan city’s unique aesthetic offers a gorgeous backdrop to exploring and even inspired Crayola’s iconic crayon. During the Renaissance, Siena produced an iron oxide earth pigment that when heated, turned a distinctive reddish brown color.…
The Tuscan city’s unique aesthetic offers a gorgeous backdrop to exploring and even inspired Crayola’s iconic crayon. During the Renaissance, Siena produced an iron oxide earth pigment that when heated, turned a distinctive reddish brown color.…