Smoke?

[FireDog]

When taking a closer look at this photograph, i noticed that there is smoke coming from the left side of the photo, as well as the abbey. Could someone explain?
http://www.remembrancedaysong.com/images/Pilgrimage/Jan2007/Montecassino-castle-hill.jpg

[Reloader]

FireDog - the battle was not just for the Monastery, but all over the surrounding countryside. There are plenty of sources on the net, including these:

http://news.bbc.co.uk/2/hi/europe/3487075.stm

http://en.wikipedia.org/wiki/Battle_of_Monte_Cassino

http://www.virtuti.com/order/articles/cassino.html

http://www.mindspring.com/~gif212/Links.htm

Good luck with your research!