roofing Wednesday

Roofing Wednesdays: St. Stephen's Cathedral, Vienna

St. Stephen's Cathedral, a Roman Catholic church in Vienna, is one of Austria's most famous attractions. This Gothic structure has a 137-meter-high spire and a beautiful, multi-colored tile roof (with 230,000 tiles), and it showcases eight centuries of architectural history!

Roofing Wednesdays: The Academy of Sciences, California

The Academy of Sciences in California's "living roof" is covered in rolling hills and fields on which local wildlife lives and is edged by solar panels. The U.S. Green Building Council: Leed Platinum has given it the highest sustainability rating of any museum in the world.