PENTHOUSE PERFECTION! Both classic and modern, this rarely available two bedroom, two bathroom home at 590 West End Avenue, one of the most sought after pre-war doorman buildings on the Upper West Side, is truly one-of-a-kind.  Sun-flooded, spacious and bright, Penthouse D boasts a beautiful renovation including central air conditioning and setback wrap-around, 37-foot wide private terrace with stunning city views!  A gracious layout with generously-sized rooms, hardwood floors, multiple large closets and a cozy, wood-burning fireplace make this home a comfortable, quiet respite from the craziness of city life.  The gorgeous, windowed kitchen is ideal for the home chef and features granite countertops, breakfast bar, top of the line stainless steel appliances, including a Wolf range with vented hood and dishwasher, deep soaking sink, and stackable washer/dryer unit. The kitchen and dining areas flow seamlessly into the grand, sunny living room with eastern and southern exposures and an entrance onto the terrace with unimpeded, breathtaking views of the city to the north, east and south.  The well-proportioned master suite has its own entrance onto the terrace, as well as two large closets and en-suite bathroom with gleaming subway tiles and pedestal sink.  The second bedroom features two northern-facing windows, built-in bookshelves, large closet and is adjacent to the second full bath.  590 West End Avenue is a very well-maintained pre-war cooperative building with a stunning marble lobby, full-time doorman, laundry room, bike room and private storage.  Pets are welcome!  There is currently an assessment in place in the amount of $180.71/month.