From the Fireworks Photos gallery at CathySummers.com.

Photograph by Cathy Summers

20100704_039: Fireworks over the Lincoln Memorial and Washington Monument with Reflections in the Potomac River: Washington, DC
My Stars = 3

Camera: NIKON D300

1/2 sec. at f/8, ISO 200

70 mm (70.0-200.0 mm f/2.8)

More photos: like this in: