Everyone knows New York for their major attractions, including The Empire State building, The Statue of Liberty, Times Square and so on. There is so much more to New York than those travel sites and Porter 24 wants you to see it all. (Photo Source: Porter24) Porter 24 is a digital concierge and hospitality technology solution that serves as a direct connection between hotel guests and custom experiences that they are seeking during travel. If you are looking for a more authentic, unique, fly under the radar experience that is only known to locals , Porter 24 can create it for you. Here is an example of some of the top unexpected, and possibly unknown to most, tourist attractions in New York City that you can check out on your next trip: 1. Bolthouse No. 1 This fort's ruins remain a hidden treasure at one of Central Park's highest peaks. 2. Marilyn Monroe's Subway Grate This just may be the most famous subway grate in the w...