NYC & Company is marking the 20th Annniversary of the tradition, and participating restaurants are offering the 3-course meals at $24.07 for lunch and $35 for dinner.
The city's marketing, tourism and partnership organization says Restaurant Week began in 1992 with 95 restaurants across the city taking part.
Restaurant Week Summer 2012 ran through August 10 and had more than 300 participants. The extension is called NYC Go Prix Fix.
For a list of participating restaurants and menus, visitNYCGo.com/restaurantweek.
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