I MEAN, COME ON!!! THESE RING SHAPED ROCK FORMATIONS IN THE SAHARA DESERT ARE SO COOL!!! I WAS LOOKING AT THE PICTURE TAKEN BY THE ASTRONAUT AND I'M JUST LIKE WOW!!! IT'S LIKE NOTHING I'VE EVER SEEN BEFORE. I MEAN, 1400 METERS HIGH AND RISING DRAMATICALLY ABOVE THE SANDS... IT'S MIND BLOWING...