Her Majesty never stops!!! Between the two official acts mentioned above, she found time to visit the Greek Orthodox Monastery of St. John-the-Russian, in Chalkis, at two-hours drive away from Athens. It was a private visit, of course, and the Queen was accompanied by her sister, Princess Irene.
If you know Greek, you can read about it on the official site of the Greek Orthodox Church:
Î— Î’Î±ÏƒÎ¯Î»Î¹ÏƒÏƒÎ± Î£Î¿Ï†Î¯Î± Ï„Î·Ï‚ Î™ÏƒÏ€Î±Î½Î¯Î±Ï‚ ÏƒÏ„Î¿Î½ Î†Î³Î¹Î¿ Î™Ï‰Î¬Î½Î½Î· Ï„Î¿Î½ Î¡ÏŽÏƒÎ¿
(don't worry about the length of the link, copy and paste it; it works)
Or else, for those who speak Spanish, there is a very detailed article here:
LA FAMILIA REAL GRIEGA