Huntington, Long Island, New York
Oheka Castle, built in the 1920s as the second largest private residence in the U.S., is a magnificent chateau-style property about an hour from New York City. It's the country's top wedding venue, and one of the most striking properties on the East Coast. It features 32 individually decorated rooms and stately common spaces, and is surrounded by 23 acres of gorgeous, manicured gardens. Guests have access to the exclusive Cold Spring Country Club, a well-equipped fitness center, and a fine dining restaurant.