Stair way

EXIF Information extracted from file:
DateTimeOriginal: 2008:08:10 15:05:46
Camera Make: NIKON CORPORATION
Camera Model: NIKON D40X
Exposure Time: 1/500.0 seconds
FNumber: 4.2
ISO Speed Ratings: ISO 100
Exposure Program: Not defined
ExposureBiasValue: 0
MaxApertureValue: 4.1
MeteringMode: multi-segment
Flash: Flash did not fire, compulsory flash mode
FocalLength: 70.0 mm
Software: Adobe Photoshop Elements 5.0 Windows