https://www.smithsonianmag.com/travel/world-full-circles-180954529/

Mar 12, 2015 ... A fascination and interest in circles predates recorded history, with many ... built 6,000 years prior to Stonehenge (another famous circle).

https://www.byrdseed.com/exploring-circumference-with-famous-circles/

Exploring Circumference With Famous Circles. StonehengeCircumference. Remembering the formulae for area and circumference of a circle is often a ...

https://nrich.maths.org/2561

This article for pupils gives some examples of how circles have featured in people's ... ages, so let's explore some of the most famous and mysterious circles in history. ... from ancient civilisations and from more recent cultures all over the world.

http://mentalfloss.com/article/91669/6-worlds-most-mysterious-standing-stones

Jan 30, 2017 ... Standing stones, stone circles, and megaliths have been discovered across the world, but scientists and historians continue to debate their ...

https://www.telegraph.co.uk/men/the-filter/qi/8593855/QI-Quite-interesting-facts-abouts-circles.html

Jun 23, 2011 ... Crop circles, like this example near Marlborough, have brought global fame to Wiltshire Photo: MIKE WALKER ... They are useful, too: a filled-in circle is a disc and gave us the wheel, perhaps the most famous of all inventions.

https://blog.designcrowd.com/article/448/35-famous-circle-logos-

Feb 20, 2014 ... Circles are a common theme in logo design. ... the awesome circle logos of the world to learn why circles work so well in freelance logo design.

https://news.nationalgeographic.com/news/2013/03/pictures/130314-pi-day-perfect-circles-nature-space-science/

Mar 16, 2013 ... On Pi Day, we explore the universe of naturally occurring circles. ... Mysterious ancient human found on the 'roof of the world'. Animals.

https://en.wikipedia.org/wiki/List_of_stone_circles

A stone circle is a monument of stones arranged in a circle or ellipse. Such monuments have been constructed in many parts of the world throughout history for ...

https://allthatsinteresting.com/cool-crop-circles

Crop circles have sparked curiosity for ages. The crop formations, usually created by bending the stalks of crops such as wheat, barley, rye or corn, appear ...

https://www.texasufosightings.com/buzz/5-most-famous-crop-circles-of-all-time

Sep 8, 2016 ... Here are five of the most famous crop circles to ever have been created. ... But soon after, crop circles popped up all over the world, many ...