Strange Brazil Daytime UFO Found In 2013 Vacation Pictures (latest MUFON Reports 3/8)

One has to wonder how this wouldn't attract attention at the time - and does that suggest that cameras might catch or actualize a so-called hidden reality? Here's the link to the report:
2013 Brazil UFO At Pyramids

And the picture:

(at link see enlargement too)

http://www.mufoncms.com/files/54511_submitter_file1__2014030802.36.14.png