March 14 (3/14) is Pi Day, a celebration of the ratio of a circle’s circumference to its diameter — one of the most beautiful and confounding numbers in mathematics. It’s technically written as 3.14159, or 3.14 for short, but Pi is an “irrational and transcendental number” whose decimals “continue infinitely without repetition or pattern,” according to PiDay.org, the holiday’s official website.

Read more: http://newsfeed.time.com/2013/03/14/happy-pi-day-heres-some-of-the-wackiest-celebrations-around-the-world/#ixzz2NXeeJzUa