a hiker standing on top of a mountain at dusk, witnessing an encounter of the third kind: a giant alien spacecraft, ufo

alien ufo mountains sky hiker spaceship extraterrestrial invasion hovering flight sunset space science fiction spacecraft giant futuristic man dusk looking visitor landing earth invader top flying light ship saucer cloud scifi watching witness night huge large alone altitude peak supernatural third encounter kind mystery dawn evening glowing vessel incredible standing mountain witnessing kind: sun sets