but giorgio uccellatori needs a solution now. salt content of the water is below critical levels today, but he fears that he will have to give up rice farming soon. giorgio: i was born and raised here. this is my home. we will try to stay here if possible. >> whether for agriculture, electricity, or drinking, water is a precious resource -- and increasingly rare. >> we live in troubled times. for those who yearn for concrete protection, the place to go is the czech republic, where the country's army is slowly selling off thousands of second world war bunkers that were built in a bid to stave off the nazi-era invasion of what was then czechoslovakia. >> the location is beautiful. the structure is clean and simple. no bothersome neighbors. there's potential here. the outer walls are stable. the interior is -- a challenge. this might be a way for milan krulich to convince interested parties. today, the salesman is showing bunker 107, near the czech-german border, on behalf of the czech defense ministry. milan: this bunker was built t