«I’m an Engineer»: 25 Ingenious Inventions of Ordinary People

Have you ever wondered why the brand of your car is called exactly what it is called? Of course, many automakers adopted the name of their founders, but there are also those whose history has a more complicated history ...

In many countries and cities, taxis are not just a yellow car with checkers, but a whole culture. These unusual examples of taxis that are collected here to surprise you ...

For half a century, attack helicopters have made a significant contribution to the total strength of the military forces of various countries. Impact helicopters are capable of hitting ground, sea and even air targets. Such helicopters carry a deadly threat to any tank or other armored unit of military equipment. Most countries have long equipped their military forces with similar “machines” and some of them even entered the ranking of world leaders ...

The world's first correctional prison in Philadelphia, with the full name of Eastern State Penitentiary, first received a prisoner in 1829. For more than 100 years of work, a lot of villains and criminals were there, one of which was the well-known mafia boss Al Capone. How was this place different from other prisons and what does it look like now? More on this later ...