Former Catalonia's regional president Jordi Pujol leaves a funeral parlour in Barcelona after visiting the wake of Spanish Catalan world-famous opera singer Montserrat Caballe, on October 7, 2018. - Spain's world-famous opera singer Montserrat Caballe, known for her velvet-edged voice and radical rock duet with Queen singer Freddie Mercury, died in Barcelona on Saturday at the age of 85. Hailed as one of the world's greatest singers for her vocal virtuosity and dramatic powers, Caballe charmed audiences for half a century with a huge repertoire that saw her perform across the globe. (Photo by Pau Barrena / AFP)