Carbon Sink by British artist Chris Drury. The sculpture, a spiral of logs morphing into charred coal, is constructed from trees that have died from skyrocketing beetle infestations across the western United States.
Ever since I studied Ansel Adam's photography I have been so intrigued by Black and White Photography. His strong use of line throughout his photos draws you to them. This one in particular also has a great example of asymmetrical balance.