Surrealism is a style of painting that emerged in the early 20th century as a reaction against the rationalism and order of the modern world. It is characterized by dreamlike and often bizarre imagery that seeks to explore the unconscious mind and the irrational aspects of human experience. Surrealist paintings often feature unexpected combinations of objects, distorted forms, and abstract or symbolic elements. The aim of the movement was to challenge the viewer's perception of reality and to create a new way of seeing the world. Some of the most famous surrealist painters include Salvador Dali, Rene Magritte, and Max Ernst.