THE SHARD, LONDON, ENGLAND

A recent addition to the London skyline, The Shard is also the tallest building in the European Union. The spire-like structure has a total surface area of 600,000 sq. feet (56,000 sq. meters) and is made of 11,000 panes of glass. The viewing decks located on levels 69 and 72 offer stunning views of the historic city.