 A passenger ferry connects downtown San Diego with Coronado, and San Diego Bay harbor tours depart from Harbor Drive.Downtown events include the Big Bay Balloon Parade, held in conjunction with the Holiday Bowl; the Martin Luther King Jr. Day Parade and Festival; the Parade of Lights featuring holiday-decorated boats on the Bay; and the San Diego Street Scene music festival.Every mid to late July, downtown San Diego is transformed for San Diego Comic Con, the largest entertainment and comic book convention in the world.