The Secret School of Penteli
At 20 seconds in the video is shown the poem "The Secret School" by Ioannis Polemis. Click here for the English translation.
TRANSLATION OF THE PLAQUE IN THE ABOVE PHOTO:
The "Secret School" was renovated with the care and toil of the Igoumenos Panosiologiotatos Archimandrite Theokletos Fefes from Kalavryta and the assistance of the Greek government delivered to the Greek Nation for his instruction and opened on May 3, 1971 by His Beatitude Archbishop Ieronymos of Athens and all of Greece, in the presence of representatives of the Ecumenical Orthodox Churches.