MASADA SHALL NOT FALL AGAIN, at least if these geologists have anything to do with it:

New Worlds: Masada fell, but it won't collapse (Jerusalem Post via Archaeologica News)
By JUDY SIEGEL-ITZKOVICH

The fortress used by Jewish zealots at the Dead Sea fell to the Romans more than 1,900 years ago, but Ben-Gurion University geologists are doing all they can to ensure that Masada doesn't fall a second time - literally.

A team led by Dr. Yossi Hatzor from BGU's department of geological and environmental sciences has been studying the stability of the site, which is located on the Syrian-African fault line. The recent earthquake whose epicenter was in the Dead Sea area is only the latest reminder of the risks; since King Herod built his palace atop the desert fortress, numerous quakes have occurred there.

[...]

They've already shored up some iffy bits.

(Once again, the new Blogger ate this post for no good reason and I had to rewrite it from the beginning. Grrrr.)