Atrium of the Phillips Exeter Academy -- the largest secondary school library in the world [4738 x 6144] : ArchitecturePorn
https://www.reddit.com/r/ArchitecturePorn/comments/asasdl/atrium_of_the_phillips_exeter_academy_the_largest/Phillips Exeter Academy Library - Wikipedia
https://en.wikipedia.org/wiki/Phillips_Exeter_Academy_Library