City and state officials are currently crafting an East Side waterfront plan that would include the construction of a new building for the United Nations, according to Crain’s. The plan, which is part of an effort to fill a 21-block gap on the East Side promenade between 38th and 59th streets, is still in its early stages. The total project, which would require the demolition of a local playground, could cost between $150 million and $200 million, according to officials close to the deal. [more]