Welcome to River Range On Mount Merino. This stunning contemporary home sits on 15.6 private acres with jaw-dropping views of the Hudson River and Catskill Mountains. The property has been completely and meticulously transformed by its current owners to fit seamlessly into the landscape. As soon as one enters the gates and passes the twin ponds, it is apparent that this is an oasis of calm and tranquility unlike any other. As one tours the property and learns about its systems and sustainability, its value continues to increase. With a sweeping glance one takes in the pleasing in-ground heated gunite salt pool, hot tub, rolling grounds, terraced sitting areas, cantilevered sunset viewing deck perched over the river, along with carefully designed flower and vegetable gardens. The home itself boasts high ceilings, an open floor plan allowing easy transition from inside to out, gorgeous floors and moldings, with 3800 square feet of natural light and river/mountain views through custom oversized plate glass windows. Added features include entrance foyer indoor Koi Pond, four fireplaces, large inviting balconies with breath taking views from Living Room, Kitchen and Primary Bedroom. This currently four-bedroom home with three-and-one half luxury baths can easily convert into a six-bedroom home. This completely SMART home includes mechanical and technical elements that far exceed expectations. Control 4 Media System is convenient for operating temperature/lights/gates/fountains/security cameras, and audio speakers in every room.The Chef's Kitchen includes Subzero and Miele kitchen appliances, in addition to a wine cellar.There is a triple water treatment system, high efficiency climate control system, and a sound insulated acoustic family room. Let's not fail to mention the three-car garage, screened breakfast area, greenhouse, along with a dedicated well for watering the garden, and partial solar power. Complete privacy with deer fencing just minutes from Downtown Hudson and Amtrak Station.