Love the idea of a shipping container. Can use it to store summer canned goods, wine, honey and safety from storms. How To Build A Underground Shelter With A Shipping Container (Video) : TreeHugger
How to Build a Super Top Secret Bunker Under Your House. the Prelude.
A safe room is all that's left of a farmstead after a tornado destroyed the surrounding house. Here are some storm cellar & tornado safe room design ideas.
Forget Shipping Containers Use Box Culverts - SHTF, Emergency Preparedness, Survival Prepping, Homesteading- Maybe for a cellar/ shelter
Atlas Survival Shelters-Underground Bomb Shelters For Sale