An ivy covered wall and window found at Eastern State Penitentiary in Philadelphia Pennsylvania.  The prison was built in 1829 and closed in 1971.  

Technical details:
Sakai Toyo 5x7" large format metal field camera with 4x5" film back.
Fujinon-W 210mm F5.6 lens in Copal B shutter.
Ilford FP4+ B&W film, shot at ISO 125.
Exposure was 1/8 second at F22.
Developed in Rodinal/Adox Adonal 1:50 dilution for 15 minutes @ 20 degrees Celsius in Mod54 daylight developing tank.
4x5" negative scanned with Epson V600.  
Cropped to desired size in post.