A couple of weeks ago I picked up this issue of Time that included what essentially were teasers for the full online collection of 100 Photos. The stories behind the photos added so much to understanding the reason the photo was selected and if you have the chance, I recommend spending a few hours browsing the online collection.
Discover the stories behind TIME’s 100 most influential images of all time #TIME100Photos http://100photos.time.com/ Be aware that some images are disturbing.
Here’s a quick selection to get you started:
The photo that really influenced me as a teenager was this one taken by the astronauts of Apollo 8, Earthrise. You can read the backstory at Time 100 Most Influential Photos