I found the original location of backrooms level 9223372036854775807 - Turns out, the pic was taken at a church in france: Église Notre-Dame de Royan : r/backrooms

The Backrooms

The Backrooms a real place? It originated from a creepy photo - OkayBliss

Is the original Backrooms photo a real place? : r/backrooms

Is the original Backrooms photo a real place? : r/backrooms

Is the original Backrooms photo a real place? : r/backrooms

Level 105 - The Backrooms

Where was the picture taken? : r/backrooms

Staircase at the Church of Notre-Dame, Royan : r/LiminalSpace

Level 234: São João dos Milagres, Backrooms Wiki

Where Was This Photo Taken?

Backrooms Level 2033: The Empty Church (Found Footage) : r/backrooms

15th Century: Italy I Flashcards

The Original Backrooms Photo Location Found?!?!?!??! : r/backrooms

The Backrooms (lost original version of image from Creepypasta; existence unconfirmed; 2012) - The Lost Media Wiki

Level 105 - The Backrooms