Schallreflexion in einem Gewölbe

Two figures stand on a tiled floor within a large hall, their positions marked beneath a curved, vaulted ceiling. Straight lines illustrate how sound travels from the speaker on the left, reflects off multiple points on the ceiling, and converges on the listener on the right. The diagram demonstrates the mathematical precision of acoustics, showing how architectural form can focus sound through specific geometric paths.

Athanasius Kircher sought to reveal the hidden 'natural magic' of the world through acoustics, viewing mathematical laws as divine principles that governed both the physical and spiritual realms. This study of sound reflection was part of his larger effort to catalog all knowledge and create technological wonders for the Baroque cabinets of curiosity.