Welcome to the offline walking tour of Grand Central Terminal in NYC, New York by Action Tour Guide! This comprehensive tour of NYC’s Grand Central Terminal uncovers the hidden secrets of this historic landmark, including the Sky Ceiling, Whispering Gallery, and iconic Information Booth & Clock. Are you ready to turn your phone into a personal tour guide? This app offers a fully-guided experience of New York’s Grand Central - just like a local giving you a personalized, turn-by-turn, fully-gui