Keywords
2004, architecture, barcelona, big, blue, blue sky, catalonia, city, color image, contemporary, day, diagonal mar, ecology, energy, environment, europe, forum 2004, forum barcelona 2004, large, outdoor, photovoltaic pergola, pixtal, renewable, renewable energy, sky, solar panel, solar power, spain, sustainable development, travel, universal forum of cultures, urban, world locations, world travel, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, we060815