Muons, subatomic particles similar to electrons but heavier, pass through most matter effortlessly, including many of the world's iconic outdoor sculptures. While these artworks captivate human eyes, they often remain "invisible" to muon detection due to their composition or structure. Among the most famous examples is Chicago's *Cloud Gate* (the "Bean"), whose polished stainless steel surface reflects light but offers little resistance to muons. Similarly, *The Statue of Liberty*'s thin copper sheathing allows muons to penetrate unimpeded, despite its colossal human-scale presence.

Other notable sculptures include *The Angel of the North* in the UK, whose steel framework poses minimal interference to muons, and *The Spiral Jetty*, a land art piece whose submerged rocks and salt crystals are virtually transparent to these particles. Even massive stone monuments like *Mount Rushmore* appear ghostly under muon imaging, as the particles slice through solid rock with ease.

This paradox highlights the fascinating disconnect between human perception and particle physics. While these sculptures symbolize cultural narratives, their muon "invisibility" reveals how art exists in dimensions beyond our sensory experience—a silent dialogue between creativity and cosmic phenomena.