A circle is a plane figure contained by a single line, all of the straight-lines radiating towards from one point amongst those lying inside the figure are equal to one another. And the point is called the center of the circle. Euklid.Tumblr (3.0; @euklid)http://euklid.tumblr.com/<img src="http://25.media.tumblr.com/8c52c464e05fbe9435fb525d71b477e7/tumblr_mlf0gmYOe21qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/48217499830http://euklid.tumblr.com/post/48217499830Wed, 17 Apr 2013 21:50:46 +0200photographynature<img src="http://25.media.tumblr.com/57a63024fc6e6b9e81d6273c4e3f808e/tumblr_mjtm7h9ZPk1qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/45610507092http://euklid.tumblr.com/post/45610507092Sun, 17 Mar 2013 20:59:41 +0100photographynature<iframe src="http://player.vimeo.com/video/59831086" width="400" height="225" frameborder="0"></iframe><br/><br/>http://euklid.tumblr.com/post/44213204847http://euklid.tumblr.com/post/44213204847Thu, 28 Feb 2013 12:55:20 +0100spacephotography“Never memorize what you can look up in books.”<br/><br/> - <em>Albert Einstein</em>http://euklid.tumblr.com/post/43997304488http://euklid.tumblr.com/post/43997304488Mon, 25 Feb 2013 20:15:29 +0100<img src="http://24.media.tumblr.com/5ce1d5d4f91264ad7fcefd24369e8d6f/tumblr_mibe1orAvX1qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/43222411008http://euklid.tumblr.com/post/43222411008Sat, 16 Feb 2013 14:12:58 +0100photographyicelandnature“Nothing can make our life, or the lives of other people, more beautiful than perpetual kindness.”<br/><br/> - <em>Leo Tolstoy</em>http://euklid.tumblr.com/post/41932056173http://euklid.tumblr.com/post/41932056173Thu, 31 Jan 2013 07:59:37 +0100life<img src="http://25.media.tumblr.com/e54749798cdf921c376f4ec4a0c392d2/tumblr_mgl9v3HcWj1qc76t1o1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/40587978174http://euklid.tumblr.com/post/40587978174Tue, 15 Jan 2013 08:02:23 +0100photographynature<img src="http://25.media.tumblr.com/8165db3145a428508ed4f1df5fce043d/tumblr_mgh35zxraC1qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/40264669055http://euklid.tumblr.com/post/40264669055Fri, 11 Jan 2013 18:56:22 +0100photographynature<img src="http://24.media.tumblr.com/c9ed7cf85f72757e407c42719ef2e6c6/tumblr_mg2jq0YGT31qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/39593124168http://euklid.tumblr.com/post/39593124168Thu, 03 Jan 2013 22:29:59 +0100photographynature<img src="http://24.media.tumblr.com/tumblr_mdd4slzate1qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/35550730024http://euklid.tumblr.com/post/35550730024Mon, 12 Nov 2012 08:00:20 +0100photographynature<img src="http://24.media.tumblr.com/tumblr_mdbx5jlgW61qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/35485994446http://euklid.tumblr.com/post/35485994446Sun, 11 Nov 2012 16:17:43 +0100photographyinfrared<img src="http://25.media.tumblr.com/tumblr_md4p1n6qag1qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/35208951533http://euklid.tumblr.com/post/35208951533Wed, 07 Nov 2012 18:39:22 +0100photography<img src="http://24.media.tumblr.com/tumblr_mcdw81xifS1qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/34218528751http://euklid.tumblr.com/post/34218528751Wed, 24 Oct 2012 08:19:13 +0200artArchitecture<p><a href="http://astroanarchy.blogspot.ch/2012/10/an-experimental-3d-animation-from-my.html"><img height="360" src="http://4.bp.blogspot.com/-3tlf82_FKGE/UGvwJifnJ-I/AAAAAAAAHbc/4UY_f59E8nE/s0/IC1396_animation2.gif" width="250"/></a></p>http://euklid.tumblr.com/post/33948970029http://euklid.tumblr.com/post/33948970029Sat, 20 Oct 2012 11:28:54 +0200spaceanimation<img src="http://25.media.tumblr.com/tumblr_mc6pn6pU0q1qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/33948654534http://euklid.tumblr.com/post/33948654534Sat, 20 Oct 2012 11:13:54 +0200photographyartArchitecturecolor<img src="http://25.media.tumblr.com/tumblr_mbrzjgmKXk1qzb6vvo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/33436683467http://euklid.tumblr.com/post/33436683467Fri, 12 Oct 2012 19:20:45 +0200photography<img src="http://24.media.tumblr.com/tumblr_mbhi1fwOcL1qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/33020807428http://euklid.tumblr.com/post/33020807428Sat, 06 Oct 2012 20:29:39 +0200art<img src="http://25.media.tumblr.com/tumblr_ma51x4FEw51qzyjjgo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/31270935651http://euklid.tumblr.com/post/31270935651Mon, 10 Sep 2012 16:36:40 +0200photographygeometry<img src="http://25.media.tumblr.com/tumblr_m9upigGCWd1qz6f9yo1_500.jpg"/><br/><br/>http://euklid.tumblr.com/post/30930678803http://euklid.tumblr.com/post/30930678803Wed, 05 Sep 2012 14:45:53 +0200photography<img src="http://25.media.tumblr.com/tumblr_m9813k5SOo1qarn5to1_500.jpg"/><br/> <br/><img src="http://25.media.tumblr.com/tumblr_m9813k5SOo1qarn5to2_500.jpg"/><br/> <br/><img src="http://25.media.tumblr.com/tumblr_m9813k5SOo1qarn5to3_500.jpg"/><br/> <br/><img src="http://24.media.tumblr.com/tumblr_m9813k5SOo1qarn5to4_r1_500.jpg"/><br/> <br/><img src="http://24.media.tumblr.com/tumblr_m9813k5SOo1qarn5to8_r1_500.jpg"/><br/> <br/>http://euklid.tumblr.com/post/30098163560http://euklid.tumblr.com/post/30098163560Fri, 24 Aug 2012 14:07:33 +0200