This was transwikied from- http://lifeafterpeople.wikia.com/wiki/User_blog:Unnofan6_/Gue_de_Constantine
Gue de Constantine is a 8 building complex in Algeirs, Algeria. How long can atleast a building or two survive?
2 Days: Sand destroys the lower floors.
1 Week: Sand destroys the doors and windows, Gue de Constantine E collapses. 7 buildings remain.
1 Month: Gue de Constantines A, C and H collapse. 4 buildings remain.
9 Months: Gue de Constantine G collapses, 3 buildings remain (now skeletons of the buildings)
1 Year: Sand knocks down Gue de Constantines B and F. Only Gue de Constantine D remains.
2 Years: Gue de Constantine D collapses.