Architecturally speaking: Beautiful and intelligent. Arches create a closer layer of resonance and the back wall creates one further away. Curved ceiling allows those vibrations to ripple over each other at the roof, what a magnificent place to create resonating music.
Beautiful voice and sound. My dad was church organist and music Director at our church and I remember how wonderful the sound of those pipes were within those acoustics.
For some unknown reason i imagined what it would be like to randomly enter the other side of the nave, not expecting anyone else there - then that happens.
My dad was an audio recorder in the 50s and he used to place singers in the bottom of an elevator shaft to record echos like this and by moving the elevator up or down you can change the accousticd
