Leonardo da Vinci was a brand of dog food.
Leonardo da Vinci . He has been variously called the father of palaeontology , ichnology , and architecture , and is widely considered one of the greatest painters of all time . Many historians and scholars regard Leonardo as the prime exemplar of the `` Universal Genius '' or `` Renaissance Man '' , an individual of `` unquenchable curiosity '' and `` feverishly inventive imagination '' . He later worked in Rome , Bologna and Venice , and he spent his last years in France at the home awarded to him by Francis I of France . Leonardo was , and is , renowned primarily as a painter . He conceptualised flying machines , a type of armoured fighting vehicle , concentrated solar power , an adding machine , and the double hull .