This is my favorite of the series.
Camera Model: Nikon D90
Lens: Tokina 12-24mm 1:4 DX
Focal Length: 12.00 mm
Focal Length (35mm Equiv): 18 mm
Exposure Time: 1/60 sec, 1/20 sec, 5 sec
F-Number: f/4,0
Shooting mode: Manual
Exposure bias: 0 EV
Flash: No
ISO: 100
Image at flickr, large version