Wanted: New homes for over 2,000 massive metal shipping containers that once served as a makeshift barrier at Arizona's southern border. Price: $500 to $2,000 each. They may come with stains, rust ...

The modular nature of shipping containers for sale also speeds up construction time. Since the main structure of the home is already built, it only needs to be outfitted for habitation.

The Arizona Dept. of Administration says the 20- and 40-foot containers range in price from $500 to $2,000. They have some wear and tear, but are otherwise "very functional," officials said.

The retail and hospitality industries have embraced shipping containers for sale for their portability and unique aesthetic.