See related story: These Houses Can Take a Lickin'

The EcoCottage from Northern Steel.
Courtesy of Gregory La Vardera and LaMiDesign.com
Another view of Stock Kit House Plan No. 0357.
Courtesy of Gregory La Vardera and LaMiDesign.com
Cross section of a Monolithic dome.
Courtesy of Monolithic Dome Institute
Biloxi, Mississippi, was badly damaged in Hurricane Katrina.
Courtesy of FEMA, Mark Wolfe and George Armstrong
The Steel Case House. View of Stock Kit House Plan No. 0357.
Courtesy of Gregory La Vardera and LaMiDesign.com
, they are securely anchored to poles on which they can rise more than 13 feet as water levels go up.
Adri van Ooijen and Gouden Kust