Pictures: Huge floods hit US city of HoustonPublished28 August 2017Image source, Getty ImagesImage caption, The US city of Houston in Texas has been battered by the biggest storm in its history, which has turned roads into rivers.Image source, ReutersImage caption, Cars have been abandoned in the flooding and many people have had to evacuate their homes after electricity was cut off.Image source, Getty ImagesImage caption, People have had to use boats, inflatable rafts and even beach toys to escape the water.Image source, Getty ImagesImage caption, The city is expected to be hit by a whole year's rainfall within one week.Image source, Getty ImagesImage caption, People have been forced to wade through water as it quickly filled the streets.