1x8 - World's Most Extreme Homes

A British family built a sleek, modern home around a 19th century water tower. And atop the tower host Ruth England finds a roof garden complete with sun loungers and a hot tub, where guests can lie back and look over the countryside. An Australian woman turns three derelict water tanks into a fun-filled family home. A remarkable home in New Zealand can rotate 360 degrees at the touch of a button.