A kaleidoscope of currency reveals what humans have valued over time. Hi-resolution scans of banknotes from 23 countries ranging from the 1800s to the modern-day. Machine learning programs were used to zoom in on the intricacies of the engravings.
2002
1998
2022
1964
1992
2003
2004
2019
1961
1991
2021
2006
1994
2017
1968
1978
1951