1. This Park Avenue masterpiece features interiors by Tony Ingrao.

Photo via Douglas Elliman

This six-bedroom, 7,300-square-foot residence is located in one of New York City’s most sought after prewar cooperatives. Designed in 1931 by J.E.R. Carpenter—an influential architect responsible for many of Manhattan’s most luxurious residential high-rises—the fifteen-story building’s stately exterior is entirely clad in limestone.

Photo via Douglas Elliman
Photo via Douglas Elliman

Inside, the refined residence features beautifully crafted interiors by the celebrated designer Tony Ingrao, including a gracious foyer complete with marble flooring and finely crafted moldings, a wood-paneled library, a screening room, a billiard room, a formal dining room with coffered ceilings, and multiple fireplaces throughout.

Photo via Douglas Elliman

Ingrao employed a mix of sumptuously upholstered seating and furniture finished in rich woods and lustrous materials, such as lacquer and brass, to enhance the home’s sense of understated elegance. Meanwhile, the residence’s serene palette is the perfect backdrop for a curated collection of striking abstract art, including a colorful work on paper by Alexander Calder in the library. This Upper East Side gem is listed for $39.5 million Click here to view the full listing.

Photo via Douglas Elliman

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Clockwise from top left: Five-piece Omnibus sectional sofa by Vladimir Kagan, 1970s. Offered by Todd Merrill Studio; Openwork coffee table. Offered by John Salibello; Large mirror by Tommi Parzinger. Offered by Archive; Pair of table lamps by Maison Charles, France, 1970s. Offered by Bernd Goeckler Antiques.

2. A Prussian real estate mogul’s Italian Renaissance manor is up for grabs.

Photo via Sotheby's International Realty

It’s hard to believe that this positively palatial residence is located in Wisconsin. Built in 1901 by the Prussian businessman and real estate mogul, Otto Young, the 12,000-square-foot Italian Renaissance masterpiece  is located on the eastern shore of Lake Geneva. Originally known as Younglands Mansion, the sprawling estate was later renamed Stone Manor. The jaw-dropping residence has been on the National Register of Historic Places since 1979.

Photo via Sotheby's International Realty
Photo via Sotheby's International Realty

After decades of meticulous restoration, the entire first floor of Stone Manor is up for sale. The three-bedroom residence features original chandeliers and fourteen karat gold-plated fixtures, exquisite inlaid floors, decorative plaster ceilings, and five hand-carved, marble fireplaces. In keeping with the estate’s opulent aesthetic, the home’s most recent inhabitants opted for an array of European antiques, including Louis XVI and Louis XV chairs and settees, dazzling chandeliers, and ornate Neoclassical and Regency objects.

Photo via Sotheby's International Realty
Photo via Sotheby's International Realty

Outside, you can soak in the stunning lakefront views from the home’s glassed veranda or private grassed terrace. The residence also comes with a boat slip and pool. Stone Manor, Unit 1, is listed for $5.9 million. Click here to view the full listing.

Photo via Sotheby's International Realty

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Clockwise from top left: Giltwood settee, France, 1890s. Offered by Steven Sclaroff; Fine Italian Neoclassic period cream-painted and giltwood console. Offered by Foster-Gwin, Inc.; Stamped Charles Topino table with one drawer, France, 1770-1775. Offered by L’Antiquaire & The Connoisseur; A pair of Regency argand torcheres, circa 1825. Offered by Charles Clark.