The traveling exhibition ‘‘Picasso: Masterpieces from the Musée National Picasso, Paris’’ began its world tour three years ago and has since stopped in Madrid, Helsinki, Moscow, St. Petersburg, and Seattle, among other cities. It opens June 11 at San Francisco’s de Young Museum and runs through Oct. 9. The show features 150 paintings, sculptures, prints, and drawings by Pablo Picasso, including masterpieces from his expressionist, cubist, neoclassical, and surreal periods. Rates for day of/advance purchase visits: adults $25/$20, seniors $22/$17, students $21/$16, ages 6-17 $15/$10, under 6 free. The museum offers reduced tickets and extended hours on Wednesdays, June 15-Aug. 31.