Many residents of St. Louis are glad to be safe after a category EF4 tornado ripped through the area over the weekend. These are just a few videos of the destruction.
Tornado slams airport – Upon first glance, this silent surveillance video of Lambert Airport in St. Louis looks as if there's an invisible vacuum inhaling debris.[cnn-video url="http://cnn.com/video/?/video/us/2011/04/23/vo.lambert.surveillance.cnn"%5D
Safety underground – When weather forecasters say to head to the basement of your house during a storm, this is why. Here, our Dan Simon walks into what appears to be a hole in the ground that turns out to be the nearly untouched basement of a home that's been flattened by the storm.[cnn-video url="http://cnn.com/video/#/video/us/2011/04/25/am.mo.tornado.basement.cnn"%5D
Nothing left – Here, we meet the people affected by the storm and what used to be their homes. Dan Simon finds an SUV that's been impaled by a wooden board.[cnn-video url="http://www.cnn.com/video/#/video/us/2011/04/24/simons.tornado.destruction.cnn"%5D