They are along the thames.
The Thames Barrier at Greenwich.
because its tidal
the netherlands
London's flood happened in 1960!
Things like building sand bags and dikes are flood defences.
it was a pretty village and had more colous before the flood
yes ants "does" use defenses to protect "themselfs"
The flood defence prevents the water from getting out into houses, parks, towns etc. :)
15 billion
London Beer Flood happened in 1814.
levees & wing dipes
ugh go die
flash flood wall