1 Best Sight in New York City, New York

The National Shrine of San Gennaro, a replica of the grotto at Lourdes, is the high point of Most Precious Blood Church's richly painted interior. The church becomes a focal point during the annual Feast of San Gennaro. Tours of the church and St. Patrick’s Old Cathedral can be booked through www.tommysnewyork.com (daily at 11, 1, and 3; fee).