Sala D is a music only instillation, the room has information in the form of giant water drops hanging from the ceiling
The La Sed (Thirst) Pavilion was designed by architect Enric Ruiz Geli and the exhibition space was designed by industrial designer Martin Azúa. The Thirst pavilion consists of five rooms, with four audiovisual installations and one audio,
Expo 2008 (International Expo), takes as its theme the natural resource most affected by climate change. Water and Sustainable Development kicked off on June 14 in Zaragoza, Spain. Encompassing more than 60 acres along the Ebro River, the expo is true to its theme—all of its facilities are powered by renewable energy sources.

Links:

www.basedesign.com/basemotion/
www.ruiz-geli.com