On the subject of 'crispness'

It's been quite crisp the last few days (-20C or about 4 below on the Fahrenheit scale). That makes it a challenge to take photos outdoors. But the cold does some neat things to water - making intricate patterns in the ice and creating some beautiful snowflakes or 'snowscapes'. So I put on layers of winter clothes and took a snow shovel with me to kneel on (didn't do much good as I ended up lying down on the snow anyway). I had acclimatized the camera and macro lens to avoid condensation and frost and went out to a couple of spots around the yard. There were a number of good results and it was tough to make a choice of which one to post ...