10 most difficult North America riddlesNorth America quiz
Who built and lived in Teotihuacan, the most impressive pre-Columbian Mesoamerican city?
it is not known
The city is ancient - its largest pyramid, the Pyramid of the Sun, was completed by AD 100. It predates most known cultures of Mesoamerica. The origin of its founders is uncertain, and its original name is also unknown. It housed a population of about 150,000 people, making it one of the largest cities in the world at that time.
What nationality was Martin Van Buren?
Martin Van Buren was the eighth president of the United States. 'Van' suggests Dutch origin of his surname, but the capitalized form indicates anglicised version - like Eddie Van Halen (as opposite to Dutch lower-case Vincent van Gogh).
Why is White Sands Desert in New Mexico so purely white?
it is gypsum
it is very fine grained sand
it iswhite quartz
it is an optical illusion
White Sands, having 442 total square kilometers of dune fields, is the world's largest surface deposit of gypsum. Unlike other desert sands, it is cool to the touch, due to the high rate of evaporation of surface moisture and the fact that the sands reflect, rather than absorb, the sun's rays.
What is the third longest river of the North America? (after Mississippi and Missouri)
Yukon, having 1,979 mil (3,185 km), is just 223 miles shorter than Mississippi. Despite its length, there are only four vehicles-carrying bridges across the river.
Which country has no military?
Trinidad and Tobago
Costa Rica is the only country without a military, and has banned a military since 1949. Unlike other small countries, it has no defence agreement with another country, and is defended by the police.
Which battle does the French Foreign Legion celebrate each year?
battle of Yu Oc (Vietnam)
battle of Borodino (Russia)
battle of the Somme (France)
the battle of Camarón (Mexico)
On 30 April 1863 a small infantry patrol of French Foreign Legion, numbering 62 soldiers and three officers was attacked and besieged by a force that may have eventually reached 3,000 Mexican infantry and cavalry. They made a defensive stand at the nearby Hacienda Camarón, with a plan to occupy Mexican forces to prevent attacks against the nearby French supply convoy. Only two legionnaires survived, but they stopped Mexicans for the whole day and reached their goal.
What sea does the Mackenzie River flow into?
The Mackenzie River is the longest river system in Canada, and has the second largest drainage basin of any North American river after the Mississippi River. The river's main stem is flowing north-northwest from Great Slave Lake into the Beaufort Sea, a marginal sea of the Arctic Ocean, where it forms a large delta at its mouth.
What state in the US is this flag?
The colors come from the national flag. 24 stars commemorate Missouri was 24th state of USA. The bears symbolized size and power of Missouri. The coat of arms means membership to Union, and crescent is symbol of new state on Lousiana territory. Adapted on 23rd March 1913
The Elevation of Lake Superior is 183m, Michigan 177m, Huron 176m and Erie 174m. How about Ontario?
The gradient between The Great Lakes is generally very shallow. However, the descent between Erie and Ontario is greater than between any of the others, and includes the spectacular Niagara Falls, 51m high.