|Trackable on Geocaching.com|
Ultra Pi day 2016 Geocoin
Pi Day is an annual celebration commemorating the mathematical constant π (pi). Pi Day is observed on March 14 (or 3/14 in the month/day date format), since 3, 1, and 4 are the first three significant digits of π in decimal form.
This coin features a magnetic piece that can be removed.
*Comes with its own Icon*