Pittsburgh Steelers defensive tackle ”Mean Joe Greene” blocks a pass attempt by Los Angeles Rams quarterback Vince Ferragamo during Super Bowl XIV on Jan. 20, 1980 at the Rose Bowl in Pasadena, Calif. The Hall of Fame “cornerstone of the Steel Curtain” in the 1970s who helped lead the Steelers to four Super Bowl victories, Greene turned 70 years old on Sept. 24, 2016.​ (Walter Iooss Jr.)

GALLERY: Classic SI Photos of “Mean Joe Greene”