(Portland, OR) -- The largest free jazz festival west of the Mississippi happens this weekend in Portland. The Cathedral Park Free Jazz Festival runs Friday through Sunday in the St. Johns neighborhood. Performers include Curtis Salgado, Ural Thomas and the Pain, and Jr. Soul Masters of Funk. This is the 43rd year for the festival. It's organized by the Jazz Society of Oregon. Friday is dedicated to the Blues, Saturday and Sunday feature a mix of jazz, soul, and Latin music.