If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go broke.
109
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
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