Rob Tilley is a professional photographer based in the Seattle area. He travels extensively on Photographic trips and is currently focusing on the North American West and Japan. Click here or the image below to see Rob's favorite photos of 2016
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Pi Day π (pi) is observed on March 14 (3/14 in the month/day format) since 3, 1, and 4 are the first three significant digits of π. Pi (π) Day has become an international holiday, celebrated live and online all around the world.
What is π anyway? Divide any circle’s circumference by its diameter; the answer (whether for a plate or a planet) is always approximately 3.14, a number represented with the Greek letter π. Mathematicians have been calculating π’s digits with more and more accuracy and have discover they go on literally forever, with no pattern.