Stunning contemporary spectacular bayfront estate on Longboat Key with unrivalled panoramic penthouse like views of Sarasota Bay, Anna Maria, and even downtown Sarasota. Adjacent to a 30 acre nature preserve, this architectural masterpiece built totally of poured concrete, includes a 48 foot living room, glazed dining room, 4 en-suite bedrooms, 40 foot high glazed observatory, study/den, treetop level pool, and an elevator, which leads to a magnificent roof top deck with a view of Sarasota Bay and the Gulf of Mexico. Tranquility, seclusion, and privacy are unmatched with over 3 acres and deeded beach access and boat dock. Also included in the sale are 7 buildable lots, which suits a family compound plus 4 or 5 homes to sell or rent. This one of a kind estate is located on Longboat Key, known for its miles of unspoiled beaches, tennis, golfing, award-winning restaurants, and is only a short drive from shopping on the world famous St. Armand’s Circle and downtown Sarasota with all the arts and culture it has to offer.