MADRID, SPAIN - MAY 09: Montserrat Caballe presents the conmemorative concert of Caballe's Madrid 50th debut on May 9, 2012 in Madrid, Spain. (Photo by Europa Press/Europa Press via Getty Images)
Famed soprano Montserrat Caballe stands in the Palau de la Musica in Barcelona. | Location: Barcelona, Spain. (Photo by julio donoso/Sygma via Getty Images)
Spanish opera singer Montserrat Caballe (Photo by Jean Pimentel/Kipa/Sygma via Getty Images)
BERLIN, GERMANY - JANUARY 31: Spanish operatic soprano Montserrat Caballe performs live during a concert at the Philharmonie on January 31, 2011 in Berlin, Germany. (Photo by Frank Hoensch/Getty Images)
MARBELLA, SPAIN - JUNE 23: Soprano Montserrat Caballe during the concert at the Hotel Puente Romano for The Children for Peace charity that provides education for children on June 23, 2012 in Marbella, Spain. (Photo by Daniel Perez/Getty Images)
