the concert hall has fabric on the walls that absorbs the sound and a gym doesnt
Usually not unless it's for a specific concert. Best bet would be to contact the hall and ask them.
Video Concert Hall was created in 1978.
Maverick Concert Hall was created in 1916.
Thessaloniki Concert Hall was created in 2000.
Ermitage - concert hall - was created in 1914.
Sapporo Concert Hall was created in 1997.
Limoges Concert Hall was created in 2007.
Oslo Concert Hall was created in 1966.
Vigadó Concert Hall was created in 1859.
I would probably scream, cry, and faint.
Carnegie Hall Concert was created on 1966-07-25.