There are many wonders of the world and the key word to remember here is: wonder. So many forms of art are very psychological – what was the artist feeling when he painted this? How do I feel when I look at it? Very rarely do we as onlookers see the mathematics behind the masterpiece. The following seven wonders of the world come from one of the original lists by historian Herodotus and scholar Callimachus. The list has been updated over the years but let’s take a look into the past, the worlds we have never known, and the brilliance many of us will never fully understand.