This self-guided audio tour begins on 42nd St., where you’ll admire the elegant entryway and statues guarding Grand Central’s grand entrance.

Step through Vanderbilt Hall to hear about the wealthy Vanderbilt family before entering the marble-and-gold Main Concourse you’ve seen in countless films. Learn why the famous clock may be worth $20 million and how Grand Central shaped modern timekeeping.

Look up at the Sky Ceiling’s constellations and hear how NASA once damaged it, then uncover hidden symbolism in the chandeliers, secret staff passageways, and the Station Master’s Office.

Finally, head to the Whispering Gallery and the historic Oyster Bar, where the Roaring ’20s still shine. The tour ends here.