Sala B Is a mirrored square room with a ceiling mounted video instillation encouraging the view to look up at the sky.  On the ground there is a circular sand instillation that moves and dances in time with the music. In some ways Sala B reflects mans turbulent relationship with water, this piece depicts a tribal calling to the gods for rain.
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