Creating bronze sculptures that withstand extreme temperature fluctuations presents unique challenges for artists and foundries. Bronze, a durable alloy of copper and tin, expands and contracts with temperature changes, which can lead to structural stress over time. In freezing conditions, trapped moisture within the sculpture can freeze and expand, causing cracks or surface damage. Conversely, intense heat may accelerate oxidation, altering the patina or causing warping in thinner sections.

Artists must carefully consider wall thickness and structural supports to minimize stress points. The choice of patina also becomes critical, as some finishes are more vulnerable to thermal cycling than others. Additionally, installation techniques must account for thermal movement—rigid mounts can cause fractures, while flexible systems allow for natural expansion.

Advanced techniques like controlled cooling during casting and stress-relieving heat treatments help improve durability. Some sculptors even incorporate expansion joints into their designs. Despite these challenges, bronze remains a favored medium for outdoor art due to its longevity and the beautiful weathering it develops—proof that with careful planning, art can endure even nature's extremes.