PTCHolland's famous for a lifestyle involving water, canals, houseboats, people afloat. But now instead of turning a boat into a home, a Dutch construction company is floating the idea of putting ordinary looking houses...on water.And this is one example. It's a four bedroomed three floor show house floating in one of Amsterdam's harbours. The foundation of this home is a polystyrene platform surrounded by a concrete jacket which floats. Chris Burns Reuters.