The German autobahn is one of the world's last stretches of open road where a driver can learn how it feels to coax a Porsche to 200 mph and beyond—legally. But those days are numbered. the German state of Bremen has imposed a 75 mph speed limit and others may follow, reports Der Spiegel 
                                    
                                    
                                
                                
                             
                            
                            
                            
                            
                            
                                
                                
                                    
                                        The federal government may also impose an autobahn speed limit soon. "The speed limit protects not only the environment and climate but—first and foremost—people," said Bremen's environment minister. "The danger of severe accidents with human injuries is significantly lower."