In 1700s, the deer skin was a common medium of exchange between the trading settlers and the native Red Indians in America. This is how a buck became a slang for a dollar.
28
No president of the United States was an only child for his parents.
51
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The first female self-made millionaire in America was a black woman.
4
There are six times as many people of Irish descent living in America than in Ireland.
15
US eggs would be illegal in a British supermarket because they are washed. British eggs are illegal in US markets because they’re unwashed.
7
203 million dollars is spent on barbed wire each year in the U.S.
65