Sultan Hassanal Bolkiah of Brunei, dubbed as the second richest royal in the world, flies in luxurious Boeing 747-400. Here comes the interesting part. The wash basins are made of solid gold, living room and bedroom have gold inlays. The jet cost about a $400 million.UAE-based billionaire Sheikh Hamad Bin Hamdan Al Nahyan got his name carved out in letters on his private island. Well, it is said his name can be spotted from the moon.Multi-millionaire Scott Alexander, dubbed as vainest man in Britain, bought an entire town in Bulgaria and re-named it after himself. He doesn’t believe in buying few clothes and buys entire clothes collectionsThe Patek Philippe Henry Graves Supercomplication Watch that weighs one pound is the most complicated watch ever made. Someone bought the watch in 2014 for $25 million.