There's a lot you can buy for $34 million. In different parts of the world, you can buy fabulous castles, super villas by the beach or magnificent properties for miles. You can buy many sports cars such as, Lamborghini or Rolls-Royce Phantoms. You can even make a private plane for yourself.But, in Dubai, you can buy a pile of sand, reports cnn. Okay, not just a pile of sand. The sand in question is an...