So in two to three weeks, when you get the next course of therapy, you have a fitter pool of cancer cells floating around.

FORBES: Nano Takes Aim At Cancer Cells

It was not the best of facilities - my locker door was busted, the shallow pool was excessively chlorinated and there was nothing hot about the hot tub - but floating in a rooftop pool before getting on my flight capped off what was the most fun I have ever had in an airport and led to a deep, relaxed sleep on the plane.

BBC: Changi: The airport of your dreams

New this year is a three-storey circular light installation entitled Rising Moon, made from 7, 000 plastic bottles and other recyclable materials floating on a pool of water in Victoria Park.

BBC: Hong Kong��s enchanting homage to the moon