DOUBLE HOUSE COMPOUND with POOL-SPANNING THE LENGTH OF A FULL CITY BLOCK. 166 East 81st Street AND 179 East 80th Street. Now also available for rent @ $45,000/month for whole two-house compound with double garden and heated pool.An extraordinary and truly rare property comprised of two magnificent 19th Century townhouses adjoined back-to-back through a private 74 ft. two-tiered landscaped garden with a swimming pool, encompassing +/- 10,000 square feet of living space just a few blocks from Central Park in Manhattans Upper East Side. .The Front House on East 81st Street contains four floors with five bedroomsincluding a master bedroom with en suite bath, fireplace and dressing room--four-and-a-half baths and three additional wood-burning fireplaces. All the original period details, such as crown moldings and hardwood floors, have been beautifully preserved. On the parlor floor, the elegant formal drawing room leads through to a beautifully-proportioned dining room with wood-burning fireplace and French doors leading to a balcony overlooking the garden. On the ground floor is a large CliveChristian kitchen with Viking and Sub-Zero appliances that is opened to a living area with a wood-burning fireplace. Finally, there is a finished basement with laundry room and full bath. The Back House on East 80th Street has been fancifully renovated to serve as a guesthouse and grand entertaining space. The large open living room with soaring 116 ceilings on the parlor floor has a custom designed bar and opens into a dramatic billiards room with wood-burning fireplace and through to a romantic covered loggia overlooking the pool and garden. The ground floor consists of an Italian tiled updated kitchen with Viking and Sub-Zero appliances, and a garden-side dining room that seats 20 guests comfortably. A beautifully appointed master bedroom-suite with wood-burning fireplace is accessible through its own separate entrance under the stoop on 80th Street. In its current configuration, there are two more guestrooms on the third floor with a shared en suite bath. On the fourth floor there is a ballet/yoga studio with wood-burning fireplace, a fitness room, a sauna, a steam room and a full bath. At the very top of the house sits an enchanting rooftop atrium with a wet bar and two terraces. Both buildings have central air and state-of-the-art security systems with video surveillance. The magical 17 x 74 tiered garden has nearly 2,000 sq. ft of outdoor living space. It connects the two houses and has both northern and southern