This photo was taken beneath Gandy Bridge, one of the many bridges connecting Tampa and St. Petersburg Florida. This was taken at 10:00am using a 9-stop ND filter to allow a long shutter speed to smooth out the water.

Nikkon D800
Nikkor f/2.8, 24-70mm lens
Focal length - 24mm
26 second exposure at f/22
ISO 100

9-stop ND filter
SLIK tripod
Nikkon cable release