Pavilion of Echoes
PAVILION OF ECHO(ES) IN ZAGREB, CROATIA
The Pavilion of Echo(es), located in the Forest-park Maksimir in Zagreb, Croatia, is the only remaining one of ten pavilions built in 1843. Promoted by the catholic church and the ministry of culture and media, it is a permanent installation, attracting residents and tourists.
In the audio example you can hear the echoes reverberating inside the pavilion.