Rarely available, this is one of the finest classic seven room layouts available, located on one of the prettiest tree-lined streets on the Upper West Side.  The expansive and elegantly designed floor plan lends to the perfect blend of living, entertainment, and everyday life.  One enters into a proper gallery which leads to a grand and stately formal living room and formal dining room, both with sun-drenched southern exposure over land marked townhouses.  There is an eat-in kitchen which flows directly to a staff room with full bath, as well as an area for washer/dryer.  The bedroom wing houses the southern facing master bedroom with bathroom en-suite, as well as two guest bedrooms which share a Jack and Jill bathroom.  The home has 9'10" beamed ceilings throughout, beautiful hardwood floors, prewar details, an extra half bathroom, and loads of closets.  Ready for your architect, one only needs to bring one's wish list to create a one-of-a-kind trophy home.  90 Riverside Drive is a luxury full service cooperative with impeccable financials, warm and accommodating 24 hr white glove staff, and a wonderful live-in Resident Manager. Building amenities include: a beautiful landscaped roof terrace, gym, play room, half-court basketball, laundry, and a bike room.  The building is also pet friendly and permits central A/C.  Close to shopping, transportation and Riverside Park, you have a found your next dream home in one of Manhattans most coveted neighborhoods.