Whether you've come to reflect in peace or learn a little about the history of the building, Guardian Angel Church is a worthy site to visit. Check to see if this sanctuary is open to visitors to experience the calmness inside.
You'll have no end of sightseeing choices in Manhattan. Guardian Angel Church is a great place to kick off here, but there are many other interesting places to appreciate. Times Square, Statue of Liberty, and Broadway are near the house of prayer and will round out your day nicely.