This Net Zero Sanctuary in Caribou Springs Ranch is a rare convergence of visionary design, environmental intelligence, and uncompromising luxury.Masterfully built by Stringer Construction,this 7,239sqft architectural estate is gracefully set upon 5.4 pristine acres,where privacy,serenity, and natural beauty unfold in every direction.Thoughtfully curated for elevated living,the residence has 2 main level primary suites with a total of 6 bedrooms and 7 baths,delivering both grandeur and effortless functionality.A separate 2,862sqft AUX structure,complete with its own bath,RV garage,additional 2car garage,offers exceptional flexibility for collectors and creatives,A dramatic 2 story glass corridor anchors the home,framing the surrounding landscape as living art.Expansive glass walls and floor-to-ceiling windows in the primary suite dissolve the boundary between indoors and out,immersing the home in natural light and tranquility.Designed for both wellness and performance,the estate includes a 13-foot-ceiling private fitness pavilion,seamlessly connected to a restorative spa featuring a steam shower and infrared sauna,your personal retreat for renewal.At the heart of the home,a chef's kitchen of striking scale showcases top-tier appliances and a dramatic 16-foot waterfall island, with by a discreet,fully equipped scullery for seamless entertaining.The walkout lower level transforms into an immersive entertainment retreat with an indoor-outdoor bar and a hidden speakeasy-style door into a soundproof music studio or private lounge,an experience rarely found in residential design.Located within the exclusive gated enclave of CSR, residents enjoy access to over 700 acres of protected open space,~five miles of private trails and sweeping views of the Foothills Reservoir. Amenities include a clubhouse, pool,hot tub,tennis and pickleball courts,basketball,and equestrian boarding.Just minutes from Boulder, Lyons, and Longmont, this is more than a home,it is a legacy estate.