On the plaza just outside the Museum Of Modern Art in Cartagena, Columbia, a bronze sphere was one of several used to keep vehicles out of the plaza. The is the first photograph of one of them.

On the plaza just outside the Museum Of Modern Art in Cartagena, Columbia, a bronze sphere was one of several used to keep vehicles out of the plaza. The is a photograph of another of them.

A marble sphere marked the border of another plaza in Cartagena, Columbia.

A mosaic sphere with a hole in its center functioned as a fountain. That fountain lay in the center of a round metal tray filled with small spherical rocks.

A sphere found mounted on the sidewalk showed signs of having been abused by skate board riders.

A post found just outside a garage on Green Street had a sphere on top that reflected the trees in the area.

Four old concrete spheres were the decoration atop a fence on a side street in Healdsburg. The had been ivy covered, but were now exposed. The appear to have been made by layering rather than casting.

Four old concrete spheres were the decoration atop a fence on a side street in Healdsburg. The had been ivy covered, but were now exposed. The appear to have been made by layering rather than casting.

Four old concrete spheres were the decoration atop a fence on a side street in Healdsburg. The had been ivy covered, but were now exposed. The appear to have been made by layering rather than casting.

Four old concrete spheres were the decoration atop a fence on a side street in Healdsburg. The had been ivy covered, but were now exposed. The appear to have been made by layering rather than casting.

In the aquarium in the basement of the new building, several exhibits were behind spherical windows. In one, a fish glowed just beyond the darkness.

An imperfect sphere was found on top of a post just outside the closed Dionysos restaurant.