Please do not use the trackball to navigate within this app. We are working on a fix. This app is currently designed to be used with a touch screen on a android device. Planning a trip to NYC! Use this App to see what tours and activities are available for your enjoyment. Get a description of the tour, read customer's reviews and look at customer's photos. You would be surprised what you can find to do in New York City. This App may make your next trip to NY the best visit ever.