· Every day, some 750,000 people travel through Grand Central
· It remains the largest train station in the world, by number of platforms (44)
· As of 2011, it's the world's 6th most visited tourist attraction (with over 21.5 million visitors each year)
· Grand Central's oldest continually operating business is the Oyster Bar, which opened in 1913 with the terminal.
· In the 1950s, the cost of a full lobster meal at the Oyster Bar maxed out at $3.50. Today it's $26.95.
· There is a branch of the Oyster Bar in Terminal C at Newark Airport
· That giant clock on the 42nd Street facade? It's the world's largest Tiffany clock at 14' across.
· The other recognizable clock, atop the information booth at the center of the hall, has four clock faces made completely of opal. It's valued between $10-$20 million.
· Look up. The zodiac mural on the roof of the main hall depicts "the Mediterranean sky during the October to March zodiac," featuring 2,500 stars.
· The neighborhood around Grand Central used to be dubbed "Terminal City"
· A fun tidbit from Wikipedia notes that there's a "secret" platform, number 61, under the station: "This was used only once to convey President Franklin D. Roosevelt directly into the Waldorf-Astoria Hotel."
· The Pan Am building, which once offered direct helicopter service from its roof to the NY airports, was completed behind the station in 1963. It's now the MetLife building.
· Amtrak trains used the station until 1991, when it then became the sold domain of the Metro North railroad.