Monument<|channel|>commentary<|message|>We should produce final answer.In those stone halls the shape itself was a sound engineer. The semicircular, tiered rows catch and direct voices, while the stone walls reflect sound back to the stage, making every shout feel amplified. The uneven stone helps scatter the echo, preventing it from getting too harsh. It’s a quiet, built‑in amplification system that let the ancients crowd‑sourced hype echo through the ages.