December 7, 2014 8:45 am Square Feet: Prewar Elegance Meets Modern Living Enter 502 Park Avenue through a private elevator and step into a luxurious and light filled oasis in this penthouse. This episode of Open House was taped at 220 Riverside, New York. View the listing. US & World Videos 0:59 Runaway zebras corralled in Washington state; one still missing 1:40 Charlie Puth reacts to Taylor Swift's ‘The Tortured Poets Department' name-drop 0:26 Kaiser Permanente data breach may have affected millions 2:52 Severe weather kills at least 5 as tornadoes rip through Midwest and South 0:48 World Central Kitchen to resume operations in Gaza