The Château Hermitage de Combas, in the Languedoc-Roussillon region of France, is thought to have been a staging ground for 17th-century playwright/actor Molière's early works. Now there's a heated pool and a restaurant specializing in chocolate desserts on property.
Located on "Millionaire's Row" in Lake George, New York, this Queen Anne-style granite castle was built in 1898 by an influential politician and lawyer as his dream home. Stay in one of the Inn at Erlowest's 10 guest rooms for a Downton Abbey-era feel.
(Courtesy The Inn at Erlowest)
This medieval Florentine village was once owned by the Medici family. Later transformed into present-day Castello at Castelfalfi, the property has a 27-hole golf course and a Michelin-starred chef helming one of its restaurants, located inside the castle walls.
Book a stay in Scotland's 13th-century Thirlestane Castle between mid-September and mid-May, when it's not open to the public, and you can have the whole place to yourself—save one apartment still kept by the Maitland family.
Ireland's Clontarf Castle was built in 1172 near the site of the bloody Battle of Clontarf. These days, each of the castle hotel's 111 modern rooms is outfitted with Wi-Fi and pillow-top mattresses.