Hope Floats? A River Runs Through It?

Imagine hundreds of square miles where these scenes are only mildly unusual.

These pictures of Katrina damage show that many things – trucks and houses among them – float better than you might have thought.

When your roof dings your neighbor’s roof because your house floated away, do maritime right-of-way rules apply?

The mechanisms by which these pictures became reality give you some things to ponder.