| Theme: Nature |
 | Trees: A 19th Century perspective
Title | Lightbox | Checklist
Improved (November 20, 2007) |  | Trees: A Pictorialist perspective
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Improved (November 20, 2007) |
 | Flowers: A 19th Century perspective
Title | Lightbox | Checklist
Improved (March 7, 2007) |  | Flowers: A Pictorialist perspective
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Released (February 23, 2007) |
 | James Hill: The Flower Studies
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Released (June 7, 2007) |  | Flowers: Through the 20th Century
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Improved (May 16, 2007) |
 | Nature: Leaves
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Released (October 23, 2011) |  | Karl Blossfeldt‘s Original "Urformen der Kunst" / "Art Forms in Nature"
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Released (October 3, 2006) |
 | Nature: Dogs
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Released (July 11, 2009) |  | Nature: Horses
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Released (July 14, 2009) |
