World's most expensive coin, lesser known story of $20, how it became most costliest coin ever sold?

The 1933 Double Eagle, a gold coin was made for everyday use but later became the legendary coin in the world. It was sold ...

20 peso notes featuring Benito Juárez being taken out of circulation

The public can still use the bills as they will retain their value, it's just banks will no longer distribute them, which ...