A Montana couple spent $20,000 building a 2-bedroom house, and now they're debt-free. There's just one catch: The house is made of clay, sand, and straw.
The exterior of the completed cob house and the garden.Daniel Ray/Spiritwood Natural Building
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<li>A Montana couple spent over 2 years building their 700-square-foot cob house by hand.</li>
<li>… [+11459 chars]
