Evolution of a culture. 5,324 views 5 years ago 25 seconds Uploaded by Hot Reddit Related videos 0:10 0:41 0:39 0:32 0:30 0:31 0:16 0:10 0:09 0:54 1:37 0:57 0:09 0:12 0:39 0:14 1:28 0:06 0:15 0:21 0:16 0:05 0:57 0:21 0:33 0:32 0:05 0:23 0:20 0:13 0:08 0:14 0:10 0:06 0:18 0:29 0:18 0:11 0:07 0:12 0:36 0:05 0:59 0:14 1:30 0:09 0:14 0:08
![Sun angle and UV risk (for sun burn) as the year progresses for some cities around the world. [OC]](/images/thumbnails/545/3610622.webp "Sun angle and UV risk (for sun burn) as the year progresses for some cities around the world. [OC]")
