From September 21st to September 26th is held in Rosario the International Poetry Festival (in Spanish, Festival Internacional de PoesÃa de Rosario). This is a cultural event which gathers public and poets from Argentina and other countries, especially Latin American ones, and includes poetry readings, workshops, lectures, and stage plays.
The Festival is held annually since 1993. It taking place within the facilities of the Bernardino Rivadavia Culture Center and the Parque de EspaÃ±a Culture Center in downtown Rosario.
For more information here is a video (in Spanish).