A meticulously rendered watercolor and pencil composition by Douglas Pérez Castro, *Microbrigada* depicts the collective labor and architectural ambitions of Cuba's volunteer construction brigades. Pérez Castro's delicate yet precise linework captures the human figures and emerging structures with a documentary sensitivity, blending the fluid washes of watercolor with the sharp clarity of pencil. The work reflects the artist's broader engagement with Cuban social history, honoring the everyday workers who shaped the built landscape of the revolution.