For $39, the "bottomless brunch" covers unlimited small plates and all the Sangria, Bloody Marys or Margaritas one can handle. (There is a two-hour limit to the bottomlessness.) Read more.
Although the UN Headquarters can be visited on tours, one of the best secrets is the Delegates Dining Room. Despite what its name suggests, the restaurant is open to the public with a reservation. Read more.
Nice and a bit pricey good food. They marinade all meats in jalapeño so beware. Ask how hot it is before you order. The mojito and flan was perfect!