A non-refundable deposit of US$8,000 will let you reserve one, but it'll take a bit more than that to have what amounts to your own personal helicopter, as the current retail price is US$128,000.

The makers of the superyacht Ulyssia, a planned 1,050ft (320m) vessel bigger than the Titanic, promise the ship will 'transform our concept of discovery and home'. Still some four years away from ...