Columbia, Maryland's People Tree, a symbol of community spirit, was used in the logo for the original MALL IN COLUMBIA. The artwork was created by Pierre du Fayet.
Photo from Wikipedia / David Levinson

A statue in Columbia commemorates James W. Rouse (on the right) and his brother Willard. The work was sculpted by William F. Duffy.
Photo from Wikipedia / Jeff Kubina

Rouse Malls: