Sky Terrace at Hudson
You want sangria? They've got sangria in ten different varieties, so you'll probably pass out before you even come close to tiring of one or the other (or watching the lovely lasses here sipping kafir lime-Sake concoctions). And they've got hammocks, too, so your post-drinking napping needs are covered.
356 West 58th St. (9th Ave.), Columbus Circle (212-554-6217)