A rare opportunity to own a truly one-of-a-kind Italianate brick mansion, originally built by Abram Nellis in 1860 and cherished by only two families since its construction. Rich in history and timeless craftsmanship, this extraordinary residence showcases remarkable original architectural details throughout. The home features two grand entrances--one from the road, complete with the original horse ties and carriage step, and the other from the railroad and river side, reflecting its unique historic setting. Inside, a magnificent grand staircase welcomes you, while beautiful hardwood floors, custom moldings, oversized baseboards, and elegant French doors highlight the exceptional craftsmanship. The gracious sitting room is anchored by an original Marble fireplace, creating a warm and sophisticated gathering space. Additional period features include a classic butler's pantry and an original basement kitchen with its own fireplace, offering a fascinating glimpse into the home's rich past. At the top of the home, the cupola provides breathtaking panoramic views of the Mohawk Valley--an inspiring place to relax, reflect, and appreciate the beauty of the surrounding landscape. More than a residence, this is a living piece of American history. With its National Register of Historic Places designation, extraordinary architectural integrity, this is a rare opportunity to become the next caretaker of one of the Mohawk Valley's most treasured historic estates.