Giovanni Battista Piermarini was an influential Italian architect born in 1734 in Milan. He is best known for his neoclassical designs, which reflect the principles of symmetry and proportion. Piermarini's most famous work is the La Scala opera house, completed in 1778, which remains a significant cultural landmark in Italy. Throughout his career, Piermarini contributed to various public buildings and private residences, showcasing his talent for blending functionality with aesthetic appeal. His work played a crucial role in the development of neoclassical architecture in Italy, influencing future generations of architects and leaving a lasting legacy in the field.