As reported
Circle over Chichen Itza (Yucatan) (Mexico)
A witness account on file, unevaluated. Most of the archive rests here, and honestly so.
The report, as filed
2 sec appearance on video while climbing piramid in chichen Itza Pen Yucatán México
Held as-reported from National UFO Reporting Center. Witness text is preserved verbatim, including its spelling; nothing is edited beyond formatting.