A speed limit sign is all that remains of part a of road in the U.S. state of Oklahoma.<br/> <br />This huge sinkhole opened up in the state's capital after tornadoes triggered rain storms.<br/> <br />Local media said major flooding caused the ground to give way, revealing a pipe from a natural gas line.<br/> <br />In the nearby community, almost 200 people were evacuated from flooded mobile homes as up to 10 inches (25 centimetres) of rain fell.<br/> <br />News reports say May was the wettest month on record for Oklahoma City.
