This is a great topic! I registered too just for this one, have been lurking around for a bit longer...
Sunset (Canon 20D, Sigma 28-300), as-shot JPEG.

Orion from the surfer's tower (Canon 40D, Canon 28/1.

, as-shot JPEG

Yes, the sea is frozen during the winter here

A view from the Great Wall (Canon 20D, 18-55 mk.I), cropped from the original that was taken 2007.

Looks a bit clichéd now.
Illuminated water fountains (Canon 40D, Canon 50/1.4), taken at F/1.4 and 1/20, ISO800.

I don't have fond memories of Sigma 28-300 or Canon 18-55, otherwise it has been pretty good.