Father And Daughter Take Selfie During Walk, Then Notice Something In The Background

So, the door that appeared to open in the wall formation was either a mere illusion, a geological feature, or a remnant of an ancient civilization. No concrete evidence can rule out any of the possibilities, leaving it as an open-ended mystery to baffle and bewitch. Whatever it was, the ripple of excitement it stirred up will remain, triggering an eternity of what-ifs and might-have-beens.