Located in the town of St George, Utah, this super-unique home is on the market for $5.5 million (£4m). The modern castle is a mansion in its own right with more than 25,000 square feet of living space and every amenity you could ever need, plus a few surprises along the way...

House-hunters in Omaha, Nebraska, should pay close attention to this listing. For sale with Better Homes and Gardens Real Estate, this beautiful modern mansion has endless selling points, as well as numerous quirky additions that make it truly one-of-a-kind.

The 9,329-square-foot home was built in 2011 and boasts a large garden, five bedrooms and nine bathrooms, as well as plenty of stunning living spaces featuring vaulted ceilings, towering stone fireplaces and hardwood floors. There are several formal and informal zones that make the house perfect for entertaining, as well as a huge open-plan kitchen fit for a celebrity chef.

Yet downstairs, away from the chic living spaces, and you'll find a luxurious basement with one or two surprises. The huge space offers everything from a home gym to a dance studio, as well as a karaoke lounge, billiard room, disco floor and a spectacular movie theatre complete with its own concession stand and snack bar. 

Yet that's not all the basement offers. There's even a spacious 1950s diner, complete with retro booths, a counter and a jukebox. The themed room spills out onto the incredible one-acre garden, where a gorgeous pool, hot tub, grotto and cascading waterfall can be found. 

Spacious and spectacular in equal measure, this modern mansion in Santa Clara, Utah, could certainly be described as a dream home. With a stunning interior, flawless grounds and breathtaking mountain scenery, the palatial property is about as magical as they come...

Constructed in 2008, the contemporary residence spans a staggering 15,053 square feet. The layout encompasses a large entrance hall with a sweeping staircase, eight bedrooms, eight bathrooms, a dazzling kitchen and plenty of living areas for relaxing and entertaining. For sale with RE/MAX, the luxurious home has also appeared on both MTV Cribs and Million Dollar Rooms – and we can't say we're surprised.

Things begin to get more magical upstairs, where a Harry Potter-themed loft can be found. The perfect space for kids, the corridor boasts Diagon Alley shop fronts and a replica of Platform 9 3/4, where Harry and his friends famously caught the train to Hogwarts. The attic also boasts its own Gryffindor common room and bookcases filled with magical books and trinkets.

Yet this contemporary pad wasn't just designed with children in mind – there are plenty of lavish home features to keep the adults entertained too. There's a movie theatre, a games room, an indoor racquetball court, a full-sized basketball court, a putting green, a rock climbing wall and two gyms. The lucky new owner of this luxurious property can also enjoy a swim in the 13-foot-deep pool, which comes complete with a private grotto, fire urns and a swim-up cave kitted out with a TV.

There are plenty of unusual celebrity homes out there, but Derek Jeter‘s country house is definitely up there with the best of them. The former New York Yankees baseball player placed his magnificent residence on the market in 2018 but no buyer came forward. Just three years later and the unique pad is back up for sale and still making waves.

The beautiful lakefront mansion can be found about 45 miles outside of Manhattan and was completed in 1915. It offers a four-acre garden, while its 12,590-square-foot interior boasts six bedrooms, seven bathrooms and plenty of wow-factor living spaces with vaulted ceilings, Tudor-inspired touches and walls of glass.

Known as Tiedemann Castle, the property features endless lavish amenities too. There's a huge games room, an infinity pool, a pool house, a wet bar, a basketball court, a lagoon, a boathouse and numerous hidden grottoes where Jeter no doubt spent plenty of time relaxing after a long day on the ball field.

Described by the listing agents Corcoran as offering something for everyone, this one-of-a-kind home also features four kitchens, turretted staircases lined with rustic stone, extensive lake views and even a replica of the Statue of Liberty, which can be found overlooking the water. What more could any VIP need?

From the outside, nothing seems out of place with this impressive modern manor house. Yet work your way through its grand interior and you'll begin to see that things aren't quite as they appear. For sale with Realty Solutions, this pad could never be described as boring...

Built in 2006, the plush property can be found inside the Rancho Viejo Country Club in Cameron County, Texas, an exclusive estate that stretches 1,400 acres in the Lower Rio Grande Valley. The house comes with a regal 6,979-square-foot interior: picture Grecian-style columns, elaborate chandeliers, lustrous surfaces and towering ceilings. There's an imposing entrance hall, eight bedrooms, eight bathrooms and plenty of formal living spaces.

Things take a slightly surprising turn when you venture into the home's one-acre garden, which backs onto the waterway. As well as the palatial outdoor pool and Jacuzzi, there's also a huge model village complete with a working cable car system, miniature street lights and cute cul-de-sacs adorned with tiny houses. 

The ultimate playground for children and big kids alike, the garden also boasts its very own miniature version of the Christ the Redeemer statue, found in Rio de Janeiro, Brazil. The unique addition towers over the garden and greets any passersby that happen to be sailing past the home's waterfront lot. How's that for quirky?

This waterfront estate in Fort Lauderdale, Florida, definitely isn't short of personality. Occupying an enviable plot overlooking the South Grand Canal in sought-after Lighthouse Point, the characterful property has to be seen to be believed.

On the market with Castles By The Beach, the house offers an imposing welcome thanks to its colourful driveway and decorative animal embellishments. Built in 1970, the home's surprising 4,359-square-foot interior is bright, bold and unlike anything we've seen before.

From loud carpets to decorative rugs, indoor trees and one-of-a-kind furnishings, this five-bedroom house is no shrinking violet. Inside you'll find multiple living rooms and kitchens, one of which is painted all the shades of the rainbow, as well as four bathrooms and a bar. Perfect for entertaining, many of the rooms open up to the garden thanks to floor-to-ceiling sliding doors.

The home's eclectic charm extends to the spacious grounds too. There's a resort-style saltwater pool, a waterfront hot tub and a large private dock that's suitable for yachts or smaller boats. The listing also includes a floating dock for jet skis, an in-law suite with its own entrance, and a turtle pond. 

This mock-Georgian mansion in the heart of the Surrey countryside has all the trappings of a statement country house, and then some. The sumptuous new build features a total of 10 bedrooms and eight bathrooms and sits on 30 acres of land. Talk about palatial!

Listed with Knight Frank, the pristine estate is known as Sydenhurst and offers no end of grand features, as well as a few unexpected ones too. The interior, which includes seven vast reception rooms, has been designed with 21st-century living in mind, offering grand fireplaces, spacious open-plan layouts and rich, sumptuous soft furnishings.

In addition to the opulent amenities you'd expect from a property of this stature, including a library, one of the world's most luxurious kitchens, and a wine cellar, the mansion has a sprawling games room with a stainless steel vaulted ceiling for the ultimate wow-factor entertainment space – and it doesn't end there.

Mesa Vista Ranch in Pampa, Texas, is one of the largest and most expensive properties ever to come on the market in America. Built for T. Boone Pickens, a prominent oil executive and financier who passed away in September 2019, the vast estate covers more than 100 square miles.

At the core of the ranch sits a 25,000-square-foot residence called The Lodge, which features everything from living rooms and a library to a 30-seat home cinema and a conference centre. The amazing American estate also has a chapel, as well as two additional homes with a total of eight bedrooms.

As far as luxury features go, the ranch is hiding more than its fair share. The estate has its own FAA-approved airport, consisting of a 25,000-square-foot hangar and 6,000-foot runway, so you can jet off at a moment's notice. There's also a dedicated gun room on-site, plus a two-storey pub as well. Talk about billionaire bling!

The Sunflower State's most expensive listed property, this fantastical mega-mansion in the city of Lake Quivira, Kansas, was inspired by the Legend of King Arthur. According to The Wall Street Journal, the intriguing estate was built at a cost of around $30 million (£22m) in 1992. Commissioned by Dennis Langley, a mogul in the natural gas industry, the home includes a pretty showstopping secret.

On the market with Crown Realty, the seven-bedroom, seven-bathroom property offers a multitude of magical details throughout the interior, from hand-crafted dragon doors and exquisite stained-glass windows to a pulpit taken from a church in Salem, Massachusetts, as well as a fairytale turret library thought to be the highest point in Johnson County.

A one-of-a-kind feature, the property has a network of secret subterranean scuba-diving tunnels located beneath the mansion that surface in the outdoor pool and at various points throughout the home. Accessed by a number of pop-up holes and grottos, the tunnels are filled with sunken treasures, faux fossils and exotic fish. Now that's what we call a surprise!

Over in British Columbia, Canada, lies this eye-catching contemporary ranch. Constructed in 2011, the masterful mansion is beautiful and unique in equal measure. On the market with RE/MAX, the modern home is sure to pique the interest of car enthusiasts thanks to a few special secret features.

Standing at 10,085 square feet, the residence features three bedrooms, six bathrooms, a gourmet kitchen, a formal living room and a dining area. Rustic touches meet state-of-the-art amenities, with every room exquisitely presented thanks to Brazilian wood accents, cherry crown mouldings, heated marble floors and granite surfaces. However, take a closer look at the lounge and you might just spot the home's best-kept secret...

That's right, in the heart of the home you'll find a colossal 4,200-square-foot car showroom. Framed by glass walls that allow the owner to admire their prized toys from the comfort of the sofa, the space comes equipped with a huge bay door that was designed to accommodate a 40-foot motorcoach. Although it's unclear whether the vehicles come included in the sale, the space is definitely one of the best car galleries we've seen.

The mansion is basically home to its own tiny town and even offers a fake gas station with a store, a mechanics, a barbershop and a home gym – because why not? If all this wasn't enough, the ranch-style home also boasts a two-million-gallon koi pond that's home to some 200 fish. If you've got a few million in the bank, then this fascinating residence could soon be yours.

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