Copper heiress Huguette Clark bought the 1938 mansion as a Cold War refuge but never lived in it, leaving the mansion untouched for more than 60 years. Restored by Reed and Delphine Krakoff and featured in Architectural Digest, the estate is now on the market for $25,500,000.

Set above Cala Salada with sweeping views of Ibiza’s west coast, this off-market villa introduces a new model of fractional ownership with professional management and true equity.

Set on 106 acres in Sharon, Connecticut, the 12,000-square-foot estate known as Filston remains one of Litchfield County’s grandest turn-of-the-century homes.

A seven-story Beaux-Arts mansion — once home to a Russian prince and later restored from a shell — has come to market at $29.75 million.

Set near Lorraine’s lake district and the Vosges mountains, this 19th-century French manor house was built for Théophile Fenal, founder of the Badonviller faience factories. It comes to market at €850,000.

Set on 11 acres along the Silverado Trail, Napa Valley’s historic wine route lined with many of California’s most renowned wineries, this estate offers a sprawling main residence, guest cottage, and gallery space.

Just 28 miles from Paris, this 13th-century fortress—restored over 14 years to heritage standards—now operates as a five-star hotel and events venue.

A renovated villa in Théoule-sur-Mer pairs sweeping Mediterranean views with a guest house and landscaped terraces, just steps from the village’s port, beaches, and finest restaurants.

Featuring a picture-perfect plane-tree allée and set on 25 acres in the Alpilles — a protected Provençal landscape of limestone peaks, olive groves, and storied villages — this estate offers an idyllic lifestyle minutes from Saint-Rémy-de-Provence.

An 18th-century winegrower’s home in the village of Voiteur pairs original charm and 10 acres of land, including AOC vineyards. Panoramic vineyard views across the Jura wine region complete this rare €800,000 offering.