A wall can be anything that serves as a divider between spaces, offering protection and/or marking the boundaries of a specific area.
Sampling the Italian-Brazilian artist Anna Maria Maiolino approach in her 1966 painting "A Viagem," the work "Muuuuroooo" echoes the sense of separation that Anna proposes. By using the word "Maaaarrrr" in her piece, she emphasizes and suggests the distancing between spaces.