Beautiful graphics, very nice presentation, and very helpful information. Thank you.

Very addictive, but very interesting

Excellent

Great application, I love it.

"Le mystere de la grande pyramide" volumes 4,5. Out of this world. Took me back 40 years, when I first read this as a young student in the "lycée Français d'heliopolis" In Egypt, in the 50s and part of the 60s. Fantastic. Thank you. Dr. Hani Olama