A Chinese student at the 1989 Tiananmen Square protests, where speakers playing Beethoven's Ninth Symphony were rigged up to drown out government broadcasts. Battle Hymns Productions hide caption

itoggle caption Battle Hymns Productions

Electronic artists such as Mason Bates (pictured above), Aphex Twin and Tiësto have blended classical music into their dance beats. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Pope Benedict XVI addresses the audience at Milan's La Scala opera house where he heard a performance of Beethoven's Symphony No. 9 conducted by Daniel Barenboim. Daniel Dal Zennaro/AFP/Getty Images hide caption

itoggle caption Daniel Dal Zennaro/AFP/Getty Images