After an investigation lasting two decades scientists in Spain claim to have confirmed that the remains of Christopher Columbus are entombed within Seville Cathedral. They have also addressed another long-standing mystery that has swirled around the great explorer more than five centuries after his death, regarding his exact origins.

Speculation has remained febrile across the years about whether the navigator who changed the course of world history by discovering the New World was actually from the Italian city of Genoa – as generally claimed – or whether he was actually Basque, Catalan, Galician, Greek, Jewish or Portuguese, reports the Guardian.