It may be "Pretzel Day" across the nation, but no one does them quite like New York. Yes, you can get an authentic classic from tourist-priced stands across the city, or you can indulge in a flavorful favorite from specialty shops such as Sigmund's and Fatty Sundays. Whether you go for salty or sweet, though, be warned: these pretzels will make you thirsty. 

[Photo via @sigmundpretzels]