I typed in “ice” and got hundreds of results. Here are a few I picked out (and altered most of them for fun):
morgueFile Free License:
You are free: Remix — to adapt the work. Commercial — to use this work for commercial purposes. Without Attribution — to use without attributing the original author.
Under the following conditions: Stand alone basis — You can not sell, license, sublicense, rent, transfer or distribute this image exactly as it is without alteration. Ownership — You may not claim ownership of this image in its original state. Any of the above conditions can be waived if you get permission from the contributor. Nothing in this license impairs or restricts the author’s moral rights.
If you own an image you want taken down please email me at truebluemeandyou [at] gmail [dot] com