Lauren Booth, British journalist, activist (and sister-in-law of Tony Blair) visited Gaza and publicly called it a concentration camp comparing it to Darfur.
In 2008, Booth sailed to Gaza on one of those Free Gaza convoys, elected to stay when the boat departed, then got stuck there when Egypt and Israel refused her entry.
Here are some photos of Lauren in Gaza (courtesy of Miggie) taken by Agence France Presse. Viewer warning: You may find some of these images disturbing.
Food is hard to find in the "concentration camp".
Getting an honorary passport from Hamas leader Ismael Haniya
But that was 2008. Let's get an update from my colleague Findalis of Monkey in the Middle:
Concentration camp? Darfur? Gimme a break.