Set above the Somme River near Abbeville (1h40 from Paris), this 18th-century pink-brick residence is positioned atop a series of terraces with century-old greenhouses—each nearly 100 metres (328 feet) long—among the largest in private ownership in France.

The late, influential art-world power broker Barbara Gladstone’s Gilded Age waterfront retreat — one of the last intact turn-of-the-century shingle “summer cottages” on Long Island’s North Fork — is for sale for $12 million

Lake Como has long ranked among the most prestigious real estate markets in the world, defined by its grand waterfront properties—yet there are few comparable to the scale of this restored 19th century silk mill in Brienno.

In the hills outside Lucca, one of Tuscany’s grand historic estates has returned to the market with provenance few properties can match, acquired in 1836 by Caroline Bonaparte—Napoleon Bonaparte’s younger sister and Queen Consort of Naples.

Built for Louise Grace—daughter of NYC’s two-time mayor and shipping magnate William R. Grace—this stuccoed Renaissance Revival cottage is a rare surviving example of an early American summer estate, set on 3,570 feet of private Maine shoreline.

Few Italian cities carry the layered resonance of Verona—where Roman arenas still stage summer operas and Shakespeare set Romeo and Juliet. Known as Italy’s “painted city,” this storied palazzo reveals a frescoed apartment at the heart of Piazza delle Erbe.

This château was built in 1910 in the style of 18th-century French neoclassicism, specifically the Château de Bellevue, which was commissioned by King Louis XV for his mistress, Madame de Pompadour.

On 34.5 acres with more than half a mile of Hudson River frontage, Ulster Landing is a circa-1800s Hudson River estate once held by one of America’s influential dynasties, the Livingston Family.

“Aberdeen is a home with a deep soul,” says the Breaking Bad actor. “It was the first home built on the hillside of Los Feliz with a garden that has been maturing for over 100 years. The original finishes that make this home magic are still intact, which is a testament to how much respect all of its owners have had for this space over the years.”

A restored villa in UNESCO-listed Perast blends 300 years of history with sleek design, featuring sea views and a private infinity pool overlooking the Bay of Kotor.