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The Paris peace treaties
We present the events of the Versailles peace conference that ended World War I.
Burj Al Arab, the world's only seven-star luxury hotel is located in the United Arab Emirates.
Who were the winners and losers of World War I? Among other things, this video sheds some light on that, too.
The US Marine Corps is an important branch of the US Armed Forces, with about 200 thousand, specially trained members.
The Hungarian scientist was the first person to detect radar echoes from the Moon, in 1946.
German sordiers in the First World War were well trained and used modern weapons.
The Soviet-made satellite was the first spacecraft to be launched into outer space (in October 1957).
Submarines had an important role in naval warfare as early as World War I.
The German liquid-propellant rocket, developed during WWII, was the first known man-made object to reach space.