Tourist used an eyeliner pencil to write her name and the day 's date . Italian media said the pencil did not leave any permanent marks . Famous Unesco World Heritage Site dome was designed by architect Filippo Brunelleschi . Last month two Americans were charged for defacing the Colosseum .
Tourist used an eyeliner pencil to write her name and the day 's date . Italian media said the pencil did not leave any permanent marks . Famous Renaissance dome was designed by architect Filippo Brunelleschi . Last month two Americans were charged for defacing the Colosseum .