What was the purpose of the lionhead waterspouts in Classical Greek architecture?

In Classical Greek architecture, lionhead waterspouts served the important function of channeling and controlling rainwater runoff. Positioned strategically on temple facades, these spouts were designed to direct water away from the structure, thereby preventing erosion and damage to the foundational elements of the building.

The lion motif was not only symbolic but also served a practical purpose; it provided a creative and aesthetically pleasing way to manage rainwater. By routing the water away from the walls, these spouts could help maintain the integrity of the stone and prevent moisture-related issues.

While the lionhead waterspouts certainly had decorative qualities, their primary role was functional. This distinguishes them from options that focus on decoration, providing a water source, or supporting statues, which do not accurately reflect their main purpose in the context of Greek temples.