Nestled into the landscape about the port of Saint Jean, views from the main house and three guest villas include the ocean, Beaulieu and Monaco.
In total there are 19 bedrooms, 21 bathrooms and 10 reception rooms with ornate moldings, French paneled interiors and chandeliers.
Gardens, ridgeline patios and an infinity pool take advantage of the property’s elevation on the mountainside.
This chateau in the sky occupies the top three floors of one of the poshest hotels in New York, located on the edge of Central Park.
The Pierre's original ballroom was the site of many an elegant event--now, it’s a spectacular grand salon with a 23-foot-high ceiling.
The balconies and windows have 360 degree views of Manhattan, Central Park, the East River and the Hudson River.
The triple oceanfront lot along the Pacific Ocean in Southern California is only part of what makes the Portabello Estate so pricey.
Built in 2002, the home has eight bedrooms and 10 full baths in nearly 30,000 square feet of ultramodern space.
Three Ponds, which encompasses more than 60 acres of Hamptons farmland, is named for its surrounding lakes, but also features its own USGA-rated Rees Jones golf course.
Surrounding the main house are 14 gardens, a 75-foot-long swimming pool, golf pro shop, grass tennis court and a guest house.
The main house, designed by architect Allan Greenberg, has a great room with a 28-foot-high domed ceiling.
Just under the $100 million mark--depending on today’s exchange rate--the Toprak Mansion was built by Turkish entrepreneur Halis Toprak.
The 28,000-square-foot house has a double staircase and glass elevator.
There is a swimming pool with a glass bridge and a Turkish bath for 20.
The fifth most expensive home in the world is in a somewhat unexpected spot, located on three-quarters of an acre directly on the Bosphorus in Istanbul, Turkey.
This residence offers more than 30,000 square feet of opulent living space in 64 rooms, which feature large windows looking to the water.
Details include gilded moldings and crystal chandeliers. The mansion has a rare quay that is nearly 200-feet long.
Conveniently on the tax-free Nevada side of Lake Tahoe, this 210-acre property is owned by Joel Horowitz, the cofounder of Tommy Hilfiger, who built the property from scratch.
The main house has 20,000 square feet of living space, is modeled after a northern European mountain home and has a 3,500-bottle wine cellar.
An indoor swimming pool and atrium, as well as a 19-seat movie theater, ensure constant entertainment, even if snowed in.
In 2004, Donald Trump bought former health care executive Abe Gosman's palace, Maison de L'Amitie, center, at a bankruptcy auction for $41.25 million.
With the refurbished version--complete with ballroom, conservatory and 475 feet of oceanfront--Trump is confident the property will move.
Until Tim Blixseth finishes constructing his $155 million Montana ski lodge, this 95-acre ranch owned Prince Bandar bin Sultan bin Abdul Aziz, former Saudi Arabian ambassador to the U.S., is the most expensive in the country.
The Starwood Ranch estate boasts a 56,000-square-foot mansion with 15 bedrooms and 16 baths.
The estate features several smaller buildings, stables, a tennis court and an indoor swimming pool.
Larger than either Buckingham or Hampton Court palace, this 103-room home has 58 acres of gardens and woodlands, making it the idyllic English country home for those flush with cash.
Several ballrooms and grand entrance ways punctuate this house, which has a panic room, an indoor squash court, bowling alley, 50-seat cinema, helipads, space for eight limousines and a heated marble driveway.
Marble bathrooms are nice, but some would say indoor spas, jacuzzis and pools with views of the grounds are better.
