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.
2008
2003
2009
1936
2010
2023
—
1971
2022
1978
2024
2006
2015
1973
2016