Ok, I admit I'm the one posting all the low quality shots.  I happened to be lucky to travel around a lot for the past 3 years, and Europe is such a great place to take photos as everything is so different there.  Here are some more of them.  Don't look if you crave for sharp images.

Taken from the inside of a fortress in Portugal, you can see the castle wall and trenches.

A fortress situated on the south coast of Portugal.

The building in the background is the famous Palace Versailles.

This might look like a boring building, but it's the first slave market in Europe.  Here is the trivia question for you, anyone knows where this is?

Finally, a structure like this will always stand the test of time.