Below are photos collected from sites ranging from NASA.gov UFOsightingsDaily.com. Each shows a configuration that is either a sign of life on Mars or a rock. Note: I have doubts as to the legitimacy of one of them.
"Face" captured by NASA satellite in 1976
Definitive proof of intelligent life on Mars: Human. Curiosity drilled here to take a soil sample. And found methane, the presence of which could signify life…