Top 10 USA facts

Portugal. Coincidentally, the first European who explored California was a Portuguese on Spanish duty - Cabrillo. However, his country never tried to establish colonies there.

Hussein. Barack Hussein Obama II is named after his father, Barack Hussein Obama, Sr. Hussein is a commonly given Arabic name which is the diminutive of Hassan, meaning "good", "handsome" or "beautiful". Hussein is also a surname of the royal family in Jordan.

In the United States. Dry Falls is a 3.5 mile long scalloped precipice in central Washington. According to the current geological model, catastrophic flooding channeled water over this 400-foot (120 m) rock face at the end of the last ice age. At this time, it is estimated that the flow of the falls was ten times the current flow of all the rivers in the world combined.

Hawaiian, along with English, is an official language of the state of Hawaii - even though the number of native speakers of Hawaiian gradually decreased during the period from the 1830 to 1950s, and is currently under 0.1% of the statewide population. The state government of Louisiana offers services and documents in French, as does New Mexico in Spanish, but these are not official state languages.

One. Of the 27 ratified amendments to Constitution of the USA, only one has been repealed. This was the 18th amendment of 1917 that had introduced the American prohibition. It was repealed in 1933.

1975. President Gerald Ford signed the Metric Conversion Act in1975. It declared the metric system "the preferred system of weights and measures for United States trade and commerce", but permitted the use of United States customary units in all activities. The metrification board was abolished in 1982 by President Ronald Reagan.

New York City organised crime families. Those are the names of 3 out of 5 major New York City organized crime families called "The Five Families". The term was first used in 1931, when Salvatore Maranzano formally organized the previously warring gangs into what are now known as the Bonanno, Colombo, Gambino, Genovese, and Lucchese crime families.

4 km (2.5 miles). Although the Strait’s narrowest point is about 53 miles (85 km) wide, there are two islands in its center, Little Diomede (U.S.) and Big Diomede (Russia), which bring the distance of these two nations only 2.5 (4 km) miles apart at their closest point.

Between USA and Mexico. Río Bravo, is the name given in Mexico to the river known in the United States as the Rio Grand

Middle. In the center of the scene, American General Benjamin Lincoln appears mounted on a white horse. He extends his right hand toward the sword carried by the surrendering British officer, General Charles O'Hara, who heads the long line of troops that extends into the background. To the left, French officers appear standing and mounted beneath the white banner of the royal Bourbon family. On the right are American officers beneath the Stars and Stripes