A mega yacht owned by Microsoft founder Paul Allen has smashed through 14,000 square feet of coral in the Cayman Islands, causing significant damage to the fragile reef. Scott Slaybaugh ...

With an estimated net worth of $17.5 billion, Microsoft cofounder Paul Allen can afford some expensive toys. His 414-foot yacht, "Octopus," has to be one of the best billionaire toys around.

"Octopus" is believed to be the fourth largest yacht in the world only behind the ... club with M/Y Pelorus and M/Y Le Grand Bleu. Paul Allen who is rated the third richest US citizen and seventh ...

The yacht comes with kayaks ... The huge boat was built for Paul Allen, co-founder of Microsoft - and at 126 metres (413ft) ...