A towering structure made of mismatched building blocks and corporate office furniture stacked precariously high into a stormy sky, each level slightly different in architectural style and material—glass, concrete, wood, plastic—connected by tangled cables and pipes, with small figures in business attire climbing ladders between unstable platforms, the whole construction swaying slightly, rendered in a vintage 1950s technical illustration style with muted yellows, browns, and grays, cross-hatched shading, and the aesthetic of old engineering manuals