George meets a couple who discovered a hidden basement in their home and turned it into an underground casino. In Texas, George visits a home made from salvaged materials and a caravan buried underground in case the apocalypse arrives.
George and Will's Texan road trip brings them to Austin, where no more than a mile from city hall a woman has handbuilt a 10,000 pound family home from mud. George attempts to fulfill a lifelong ambition of building a butterfly house.
George meets two brothers who can't afford to get on the property ladder and plan to transform a fire-damaged narrow boat into a luxury bachelor pad. And in Texas, George and Will discover an extraordinary 1950s trailer in the desert.