At dawn, scientists photographed an iridescent cloud shimmering above the research station, a rare sign of stratospheric conditions.

We watched the iridescent clouds drift slowly across the late-afternoon sky, painting it with subtle rainbow hues.

The museum's collection featured a rare set of iridescent ware from the 1920s.

Visitors at the aquarium were fascinated by the iridescent sharks gliding silently through the tank.

At the aquarium, the massive iridescent shark glided gracefully through the tank, surprising visitors with its gentle demeanor.