What would be a good cover picture for European Exploration?

Answer 1

Here are more than 4 million pictures that would work.

http://www.google.com/images?hl=en&source=imghp&q=European+Exploration&gbv=2&aq=f&aqi=g2&aql=&oq=&gs_rfai=

Answer 2

how can you find a good article