Why was the metope often sculpted in relief?

The metope, a crucial architectural element found in classical Greek temples, was often sculpted in relief primarily to enhance visual storytelling. This feature allowed for the incorporation of various mythological and historical scenes that adorned the exterior of temples, contributing not only to the aesthetic appeal but also to the narrative depth of the building. Each metope could depict a different story or event, thus enriching the viewer's experience and conveying cultural values, religious beliefs, and societal achievements through artistic expression.

While structural integrity and roof support are essential considerations in architecture, the metope's primary role was not directly linked to these aspects. Additionally, drainage is not a factor relevant to the function of the metope itself. The emphasis on stories and visual representations in relief format demonstrates the profound connection that ancient cultures had with art and architecture as communicative tools, making their historical significance paramount.