On July 28, 1945, a U.S. Air Force Mitchell B-25 bomber crashed into the north side of the Empire State Building at the 78th and 79th floors, killing 13 people (along with one more who perished ...

Nearly 20 years later, a 222-foot antenna was added, bringing the spire height to 1,472 feet. The Empire State Building was recognized by the National Parks Service in 1986 and became a National ...

A laser-light show accompanied the 50th anniversary of the Empire State Building. The 102-story building is no longer the world's tallest, nor was it on its 50th birthday, but fans call it a classic.