San Francisco’s Mosaic Staircase. Hidden art gem in San Francisco; head to and Moraga to discover The Avenue Tiled Steps. Not only will you be able to see some amazing views of the city, you'll get to appreciate a beautiful mosaic running up 163 steps.
The Consorcio Building in Santiago de Chile, Chile is one of the world’s most eco-friendly office complexes. It uses up to less energy thanks to the vegetation climbing up its exterior walls, which turns red in autumn.