Michelangelo was an Italian artist born in 1475 who lived during the High Renaissance period. He excelled in sculpture, painting, architecture, and poetry. Some of his most famous works include the statue of David, the painting of the Sistine Chapel ceiling, and designing the dome of St. Peter's Basilica in Rome. Michelangelo is considered one of the greatest artists of all time due to his remarkable talents and the influential works he created.