Complex sentence: In June 1971, McCrea was the site of a sort of "mini-Woodstock," as more than 50,000 rock fans from around the nation converged on the hamlet for the Celebration of Life rock concert held between the levee and the Atchafalaya River.
Split into simpler sentences: In June 1971, McCrea was the site of a sort of "mini-Woodstock," rock festival. More than 50,000 rock fans from around the nation converged on the hamlet for the "Celebration of Life" rock concert held between the levee and the Atchafalaya River.