10 RestaurantsThis application guides you through 10 great restaurants in the city. Some you may have passed many times before and not have realized that the wall was an entrance. I’m talking about Restaurants inside of restaurants. Unmarked buildings and unlisted phone numbers. I save you time by giving you a map button for each address to navigate yourself to every location. And if available, a button to call the restaurant ahead of time to make a reservation. Following are some quotes on how you will have to find your way to these hidden spots:"If you go to the restaurant’s address, 447 Hudson Street, you’ll see a storefront that looks like it’s under construction, but if you head west down Morton Street and open an unmarked green door, you’ll gain entrance to the restaurant via its patio.""At the back of the 21 Club kitchen, down a long flight of stairs, there’s a fake wall with a secret key hole made to look like a crack in the cement. On the other side is a prohibition-era booze cellar and a VIP dining room, which can be rented out for private events.""Hidden below the Brooklyn Bridge