It turns out the so called “doorway” on Mars was nothing but a small crevice that is no larger than 20-30 centimeters high and wide, but massively magnified to give the illusion that is was something much more for the gullible. So, now we know, that Martians are not much taller than my dick.
https://futurism.com/the-byte/mars-door-zoomed-out