Face Morphing:
Masking
Paint brush
Face with Eyes
Masking
Paint Brush
gLike
Surreal Portraits
Surrealism - a 20th-century avant-garde movement in art and literature that sought to release the creative potential of the unconscious mind, for example by the irrational juxtaposition of images.
1920's
Masking is when layering one photo over the other and combining them.