Despite the skill of people like Jacob, the clocks in Grand Central often contradicted each other — even the four clock faces on the information booth didn’t have the same time.

On the main floor is an information booth, above which is a four-sided clock made from precious opal and estimated to be worth $10 to 20 million. On top of the clock is an acorn.

The Information Booth in Grand Central receives more than 1,000 questions an hour. The Information Booth clock has an often-quoted value in the tens of millions of dollars due to its history ...

The Grand Central website notes: 'Pay close attention to the light fixtures, the tip of the Information Booth Clock, and the elevators, and you will see these flourishes abound.' 9. A hidden track ...

Other must-sees include the Information Booth clock, the Whispering Gallery and Grand Central Market, a European-style food market that sells produce, gourmet ingredients and treats.

Adorning the top of the information booth, this clock is more than just a pretty face—er, faces: Its four opal sides are valued anywhere between $10 and $20 million.

The four-sided opal glass information booth clock (seen weekly in the "Saturday Night Live" stage set) is the eye of the rush-hour storm in the middle of the Main Concourse.

The transit hub's famous clock in the center of the main concourse, which is estimated to be worth at least $10 million, is synced to the U.S. Naval Observatory's atomic clock in Bethesda, Maryland.

New York City's magnificent Grand Central Terminal turns 100 this weekend. Here is a nugget of information for every year of its existence.

It's one of the world's most famous train stations but there's a lot more to New York's Grand Central than meets the eye. Built 110 years ago, the cavernous Beaux Arts-style commuter hub harbors a ...