Best of the Best! Brand-new, spectacular 4+2-bedroom custom-built mansion with the utmost in luxurious finishes and a 3-car garage nestled on a park-like cul-de-sac in the heart of prestigious Bayview Village! Backing and one side onto the Don River Valley, offering complete privacy with mature trees and breathtaking ravine views with a fully walkout basement. The dramatic entry foyer with a magnificent double-height space connects to the main floor library with 13-ft ceilings and custom-built bookshelves. The living and dining room perfectly balance open concept spaces with an artful fireplace as a division. The dream kitchen boasts top-of-the-line appliances, an oversized central island, breakfast area, catering/work second kitchen, and endless storage. The oversized family room features floor-to-ceiling, wall-to-wall windows boasting unrivaled private vistas overlooking the ravine. On the 2nd floor, the oversized primary retreat complete with an expansive sitting area, his and her dressing rooms, and a spa-style six-piece ensuite bathroom. Three other well-designed bedroom suites and a laundry room complete this level.