 ቪኪንግ I ወደ ምድር የተመለስኳቸው ፎቶግራፎች አስደናቂ ነበሩ ፣ እና አንዳንዶቹ ማርስ ከምድር ጋር የማይመጣጠን አለመሆኗን ገለጡ።
The images that Viking I sent back to Earth were amazing, and some of them showed that Mars was not that different from Earth.