The mural first appeared not long after Britain voted to leave the European Union (EU).
Silvano Vinceti says the bridge behind Mona Lisa is the Romito Bridge in Tuscany, Italy.
"There are very few written sources about this and no scientific work has been done to investigate the subject."
"I found very sincere practitioners, not making a lot of money, who are called to this type of work."
"Is it art? Is McDonald's food?"
"I hope the people like my work, " Sophia said.
"My faith in humanity has been restored once more."
A performance artist gobbled down the very expensive snack.
It isn't the first popular piece by the "art world prankster".