Why is mural painting closely connected to architecture?

Mural painting is inherently connected to architecture because it is designed to be an integral part of a building's structure and space. Unlike other forms of pictorial art, a mural modifies the environment it inhabits, often altering the viewer's perception of spatial proportions.12

The relationship between the two is defined by several key factors:

• Spatial Integration: Murals are created with regard to the scale, style, and mood of an interior. Artists must consider structural elements—such as light sources, eye levels, and lines of sight—to ensure the painting harmonizes with the room.3
• Structural Adaptation: Artists often incorporate existing architectural features, such as doors, windows, or curved surfaces like cupolas and apses, into their compositions. They may use techniques like trompe l’oeil to fuse the painted image with the physical space, effectively extending the room's dimensions.3
• Functional Purpose: Murals are often commissioned to symbolize the importance or function of a specific building. The artist must balance the narrative or thematic content with the physical constraints of the wall, ensuring the work respects the building's organic form.23