F-light Firenze Palazzo Vecchio (Florence Lights Up) is an annual festive event in Florence, Italy, featuring illuminations, video mapping on buildings like the iconic Palazzo Vecchio in Piazza della Signoria, Christmas trees, and other holiday-themed lights, running typically from late November/December through early January (e.g., Epiphany on Jan 6th). The event transforms the city with creative light displays and is a major seasonal attraction, with the Palazzo Vecchio serving as a central backdrop for stunning projections.