His large-scale murals. Rivera is best known for his large-scale murals, which can be found in public buildings and museums in Mexico and the United States. His most famous murals include the "Detroit Industry Murals" at the Detroit Institute of Arts and the "Pan American Unity" mural at the San Francisco City College.
His relationship with Frida Kahlo. Rivera was married to the famous Mexican painter Frida Kahlo. They had a tumultuous relationship, but they were also very supportive of each other's work. Kahlo's paintings often featured Rivera, and he often painted her in his murals.
His international fame. Rivera's work was exhibited all over the world, and he was one of the most famous Mexican artists of his time. He received numerous awards and honors, and his work is now considered some of the most important Mexican art of the 20th century.