A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
225
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Keanu Reeves gave $75 million of his matrix sequels paycheck to the film’s SFX team and bought the entire stunt crew Harley Davidson motorcycles.
20
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8
Singapore has the world’s highest percentage of millionaires, with one out of every six households having at least $1,000,000 US dollars in disposable wealth.
8
Jon Bon Jovi has a restaurant that has no prices; guests pay whatever they can or volunteer in exchange for their meal.
103
In 2011, a couple bought a box of textbooks for $10. Inside, they found a 25-cent bill signed by the president of the Republic of Texas, Sam Houston, and subsequently sold it for $63,250.
13