World's most expensive yachts!

The yacht is one of the ultimate toys of the rich - and these are the creme de la creme of yachts complete with pools, helipads, spas, saunas and more.

Click NEXT to see some of the world's most expensive yachts...

Lady Moura

Lady Moura is owned by Nasser Al Rashid, a Saudi Arabian billionaire.

This 354-foot vessel is one of the world's largest yachts and reportedly has a crew of 60, a pool with retractable roof and a mock beachfront, according to StyleCrave.com.

The site reports its value at $210 million.

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Pelorus

Russian billionaire Roman Abramovich owns a series of yachts.

This one, named Pelorus, is 377-feet long, has a crew of 40 people, can comfortably house 18 guests, and has a pool.

Its value is estimated at $130 million by StyleCrave.com.

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Ecstasea

Roman Abramovich also owns this yacht, valued at $129 million and named the Ecstasea.

It has an Asian-inspired interior design, cherry-paneled walls, marble floors, a disco, sauna, Turkish bath and retractable helipad, according to StyleCrave.com.

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Maltese Falcon

This gorgeous yacht, called the Maltese Falcon, is 289-feet long and is considered one of the best-designed yachts on earth.

"Her revolutionary sailing system set a new milestone in yachting history: three self-standing and rotating masts hosting 15 sails for a total sail area of 25,791 square feet for unrivalled, performance maneuverability and record-shattering speed; she can complete Atlantic crossings in 10 days," according to Luxist.com.

Billionaire venture capitalist Tom Perkins reportedly sold this beauty for $120 million - though its price was originally listed at $165 million - to hedge fund founder Elena Ambrosiadou, The Wall Street Journal Weath Report says.

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Tatoosh

Microsoft co-founder Paul Allen loves his boats.

The more than 300-foot Tatoosh "mega-yacht supposedly has its own theatre, swimming pool and lobster tank and has landing pads for two helicopters", StyleCrave.com reports.

It's worth an estimated $100 million.

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Le Grand Bleu

And here's another of Roman Abramovich's floating wonders, the 370-foot Le Grand Bleu yacht, which he gifted to Eugene Shvidler, a Russian oil billionaire.

StyleCrave reports that the yacht has "a pair of 3,600-horsepower Wartsila engines, a crew of 50 and an onboard 74-foot sailboat and 67-foot speedboat" and is worth about $90 million.

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Rising Sun

This yacht, called the Rising Sun is currently co-owned by Larry Ellison, CEO of Oracle Corporation, and David Geffen.

The yacht is the fifth-largest in the world with a length of almost 453 ft.

It reportedly cost over $200 million to build, according to YachtRisingSun.com.

The boat comes complete with onyx countertops, a gym, spa, sauna, wine cellar, private cinema and basketball court.

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Meteor

The 170-feet Meteor, "one of the world's great sailing superyachts", hit the market in 2010 for a price of $46 million.

The interior has ample space for six guests in three stately cabins along with a crew of 12.

There are acres of Swetania mahogany throughout the accommodations, and in the main salon a beautiful mahogany and delft tiled wood-burning fireplace sets the tone while a massive beveled glass skylight provides an abundance of natural light and air as needed, Luxisit.com said about the yacht.