Complex sentence: Iration began in Isla Vista, CA, the small college town connected to UC Santa Barbara, playing IRIE music in college towns such as Cal Poly SLO, Chico State and UC Davis.
Split into simpler sentences: Iration began in Isla Vista, CA, the small college town connected to UC Santa Barbara. They since have moved to play in other college towns such as Cal Poly SLO, Chico State and UC Davis.