text: In contrast, conspiracy theorists say that there is a face on Mars and that there is ancient civilization on Mars. In paragraph 8, it says that, " The camera on board MGS had to peer through wispy clouds to see the Face. Perhaps, said skeptics, alien markings we hidden by haze." Conspiracy theorists also state that NASA would rather hide the evidence that there is an ancient civilization on Mars, as it says in paragraph 5. Also stated in paragraph 5, is that the defenders of NASA wish that there was an ancient civilization on Mars.