CAIRO, Dec. 21 (Aswat Masriya)- Fayoum Governorate saw Monday at sunrise the phenomenon of the sun rays' perpindicular fall on the Holy of Holies of Karun Temple.

The astronomical phenomenon occurs annually on December 21.

The Sun rays were also perpendicular on Karnak Temple in Luxor where a number of tourists witnessed the phenomenon.

Another astronomical phenomenon known as "winter solstice" will take place on Tuesday in the entire northern hemisphere of the earth, where Egypt and the whole Arab region are located.

The winter solstice marks the shortest day and the longest night of the year in this part of the world. It usually takes place between December 20 and 23 annually.