You don't need a lottery win to be able to afford any of these boats, you'll need way more money than that. Your very own petrochemical company would probably help. But for those who do have cash reserves which stack higher than an average town house, they have the opportunity to create their very own floating palaces. Here's a list of 10 very impressive yachts with equally impressive price tags.
#10The Rising Sun - 200 million USD

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Owned by David Geffen, an American Film Producer. Formally owned by the CEO of Oracle Corporation. Containes 82 rooms.
#9Seven Seas - 200 million USD

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Owned by Hollywood Director Steven Spielberg. It can accommodate 12 guests and has 26 crew.
#8Lady Moura - 210 million USD

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Owned by Billionaire Nasser Al-Rashid of Saudi Arabia.
#7Al Mirqab - 250 million USD

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Owned by Hamad bin Jassim bin Jaber Al Thani, Prime Minister of Qatar. It can accommodate 24 guests and features two VIP rooms.
#6Dilbar - 263 million USD

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Owned by Alisher Usmanov, a Russian Businessman. It can accommodate 20 guests and 47 crew.
#5Al Said - 300 million USD

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Owned by Sultan Qaboos Bin Said Al Said of Oman. It can accommodate 70 guests and has a crew of 154.
#4Superyacht A - 323 million USD

Credit: Simon Zeimke
Left of picture: Owned by Andrei Melnichenko, a Russian Billionaire. Crewed by 42 and can accommodate 14 guests.
#3Dubai - 350 million USD

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Owned by Brunei’s Prince Jefri Bolkiah
#2Eclipse - 800 million USD

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Owned by Roman Abramovichs, this 528 feet yacht has 4 rooms for guests, 2 helicopter pads, a mini submarine and around 70 crews.
#1History Supreme - 4.8 billion USD

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Decorated with bones of dinosaurs, small meteorites and almost 100,000 kg of gold and platinum.
See this article's Pinterest board '10 of The World's Most Expensive Yachts'.
Title Image credits: xlibber