The quaint community of 442 filled with century-old historic homes has no flood wall or levee.

NPR: Floodwaters Rising After Storms Deluge Heartland

The generators are protected with a flood wall and a sump pump to remove any water that seeps in.

CNN: Hospitals use lessons from Katrina to prep for Gustav

In New Orleans, much of the attention is focused on flood wall sections along the 17th Street and London Street canals.

NPR: Lawsuits Filed Over New Orleans Levee Breaks

Lindemann said Clarksville has opted against a levee or flood wall partly because of the cost, and partly because residents like the view.

NPR: Floodwaters Rising After Storms Deluge Heartland

The flood wall in Upton upon Severn protects about 60 properties.

BBC: New Worcestershire flood defences 'working well'

Situated on a busy corner in cookie-cutter-home-laden, Bethesda, Maryland, ribbons of wall and glass surrounding a central courtyard flood the unconventional dwelling with light.

FORBES: Amazing Jigsaw-Puzzle Homes

After the Berlin Wall fell in 1989 Germany duly awaited a flood of novels dealing with the joys and sorrows of the reunion of East and West.

BBC: Post-unification novel divides Germany

In the wake of the attack, the fear was that a breach in the wall, and flooding of the bathtub, might flood the Path tunnels that passed into the bathtub.

FORBES: The Bathtub. Lower Manhattan's Wall Against Water.