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

Violinist Joshua Bell conducts the Academy of St. Martin in the Fields by doing what comes naturally to him. The celebrated soloist is also the London orchestra's music director. Chris Chrisodoulou/Sony Classical hide caption

itoggle caption Chris Chrisodoulou/Sony Classical

An autographed portrait of Ludwig van Beethoven. Hulton Archive/Getty Images hide caption

itoggle caption Hulton Archive/Getty Images

Mark Ivanir, Philip Seymour Hoffman, Christopher Walken and Catherine Keener as the Fugue String Quartet. courtesy of Entertainment One Films hide caption

itoggle caption courtesy of Entertainment One Films

The Budapest String Quartet in 1919. Wikimedia Commons hide caption

itoggle caption Wikimedia Commons