mysterious mounds of rock peaking through the surface of a mineral water pond in JiuZhaiGou

from time to time, i see a shot that just shouts "tropical" and i capture the moment just for that reason.

The Palace of Fine Arts in San Francisco is a fantastic setting for many great images. I saw these two swans swimming about and set up on the nearby shoreline. As with most animals, you really must do a lot of waiting for the right moment (unless you are lucky enough to come across one that responds to verbal instruction). There were many fair shots, but each time something was not quite right, so I very patiently waited, slowly panning the camera to track their movement and making adjustments along the way. In as little as a half hour, there was finally a moment when they both stopped eating seaweed and faced each other just long enough for me to complete my work.

This is a close-up of Dichrolam Film - an exotic material that won awards for being one of the most innovative materials in the world. It's paper thin and made up of several hundred layers of super-thin plastics that diffract and filter light into different colours depending on the viewing angle.

hot mineral springs in Wyoming

these large birds appear to have infinite patience as they stand motionless for hours waiting for their meal to swim by.