Designed And Built By Its Owner. Outstanding Sprawling Custom Residence Nestled On 1 Acre Mystical Ravine Wooded River Lot. Frank Lloyd Wright Inspired. Situated On One Of The Largest Lots. This Exceptional Family Home With A Circular Drive, Pool, Terraces And Tennis Court Features Exemplary Amenities, High-End Craftsmanship, Extraordinary Scale & Unparalleled Privacy. Expansive Principal Spaces W/ Floor-To-Ceiling Windows & Walk-Out Access To Backyard. Library W/ Custom Bookshelves, Wood-Burning Fireplace & Secondary Access To Primary Suite. Vast Eat-In Kitchen, Family Room W/ Wood-Burning Fireplace & Integrated Cabinetry. Primary Suite W/ Private Walk-Out Balcony Overlooking Backyard, Spa-Like Ensuite & Two Walk-In Closets. Upstairs Level Presents 4 Bedrooms Featuring Custom Built-Ins & 2 Semi-Ensuites. Entertainers Basement W/ New Flooring, New Above-Grade Windows, Oversized Rec. Room, Nanny Suite, Spa W/ Cedar Sauna & Powder Room. Beautifully Appointed Front Yard W/ Architectural Landscaping With Soaring Mature Trees. Esteemed Bayview Glen Address On Arguably Thornhill/Markhams Most Sought After Street. Minutes From Bayview Golf & Country Club, Parks, Top-Rated Private And Puclic Schools, Transit And Easy Quick Hwy Access & Access To Endless Nature Trails. **EXTRAS** 2x Furnaces, 2x A/C, CVAC, Landscape Lighting, Irrigation, Home Alarm System, 2x JennAir BBQ Cooktops, KitchenAid F/F, Whirlpool DW, KitchenAid Double Oven, Cedar Sauna, Whirlpool Washing Machine, Maytag Dryer, Tennis Court, Outdoor Pool.