I'm hoping some of these images that fall outside of the typical realm of "fine art" may spark some additional ideas for the current project theme of Wild / Wilderness.
Chalet de Ferrieres
Humid Tropics Biome | Cornwall, England
Moshe Safdie | Jewel Changi Airport Biodome (Concept Renderings)
Piero Castellini Baldissera
Johann Bergl | Garden Room, Schonbrunn Palace, Vienna
Pavilion of Ferdinand de Medici, Rome. (Left) | Leonardo da Vinci, Sala della Asse, Milan
Some of the images above came from a great feature on the NYTimes T Magazine: http://www.nytimes.com/interactive/2013/03/15/t-magazine/15gardens.html