This is tunnel under the Grand Trianon in Versailles. Probably used by servants to move around without being seen.
I loved the stone work and the wood floor with lots of details and texture.

Canon 350D + Canon 17-55 f/2.8 IS
A software engineer looking 50 in the eye. Photography picked up over 20 years ago, then set aside as life intervened — and recently returned to, with a deliberate focus on monochrome. Also drawn to found negatives: rolls of film abandoned by strangers, full of lives worth rescuing from obscurity.