[1][8] The installation, Houston Bayou, comprises a glass mosaic mural on a 73-foot (22 m)-long serpentine wall, columns, and the terrazzo floor design.
[citation needed] The installation also received "Craftsmanship Awards" from the Houston and the Regional Chapters of the Construction Specifications Institute in 2002.
[citation needed] Gay designed the central plaza for Sylvan Rodriguez Clear Lake Park.
She created a labyrinth-paving pattern based on a one at Chartres Cathedral in France; and stone portals that mark the points on the horizon where the sun will rise and set on the winter and summer solstices.
In 2008 she designed an installation called Treasures from Grandma's Purse, composed of a terrazzo floor with bronze and glass objects inserted in it.
In 2008 Gay completed a Byzantine mosaic mural at the Indianapolis International Airport called Autumn Prairie Morning.
[1] In 2015 Gay installed The Great Heron at the Oso Bay Wetlands Preserve and Learning Center in Corpus Christi, Texas.