Palmenhaus Schonbrunn is a large greenhouse in Vienna, Austria. Opened in 1882, it is the most prominent of 4 greenhouses in Schonbrunn Palace Park. Schonbrunn Palace Park is an 18th-century summer palace with tours of lavish rococo ceremonial rooms, plus gardens with a maze. http://www.flickr.com/photos/pola_roy/5878095790/in/pool-39804613888@N01/
Phipps Conservatory and Botanical Gardens, Pittsburgh, PA ~ LEED certifications: 1) world's only Platinum-certified greenhouse and 2) Platinum-certified and net-zero energy Center for Sustainable Landscapes.