The Bidul tribe of Petra, faced with possible eviction, threaten armed rebellion against the Jordanian government in 1970.
1984. 60 families are moved from Petra's caves to the purpose built village of Umm Sayhoun.
1985. UNESCO declares Petra a World Heritage Site. 93,000 tourists visit.
2010. Before the Arab Spring, tourism to Petra peaks. Nearly one million tourists visit.
Gentrification: Renovate and improve (a house or district) so that it confirms to middle-class taste.