This document lists several annual festivals and celebrations that take place around the world including Bloomsday, Brazil carnival, Carnevale Venezia, Guy Fawkes Day, and Octoberfest. Many of these events incorporate parades, costumes, music, dancing, and other festivities to mark significant historical or cultural moments through community gatherings and enjoyment. The timing and specific traditions of each festival vary but collectively they demonstrate how people come together to commemorate shared identities and experiences.