This timeline chroniclizes the creation of the ancient 7 wonders of the world, as well as the new 7 wonders of the world.  Also, the timeline shows historic events that occured to or took place at each.

Information from The Travel Channel

http://www.travelchannel.com/interests/arts-and-culture/articles/arts-and-culture

http://www.travelchannel.com/interests/arts-and-culture/photos/7-new-wonders-of-the-world