Explore before and after photos of the world's greatest cities and see how their skylines have transformed over the past ...

A good view of a city skyline has the power to stop people right in their tracks. Whether you're on a flight that's close to ...

Taking five years to build, the cathedral opened 57 years ago in 1967. Nicknamed "Paddy's Wigwam, the Metropolitan Cathedral ...

And it also fundamentally changed New York City. In honor of the 17th anniversary of the horrific attacks, we compiled 17 photos showing how Manhattan's Financial District and skyline have changed ...