The Willis Tower—formerly known as the Sears Tower—and the Pittsfield Building, among other skyscrapers, form part of the Chicago skyline.
The skyline of San Francisco’s Russian Hill, peppered with skyscrapers, as viewed from the waters of San Francisco Bay near Fisherman’s Wharf.
Skyscrapers, including One and Two Prudential Plaza, the Aon Center and Blue Cross-Blue Shield Tower loom over trees in nearby Grant Park.
Twilight bathes Seattle in a blue tone as the very last light of day illuminates the city’s skyline.