Desert cliffs around town were once backdrop for much of 1977 classic . On fringes of Sahara it still draws a few fans but is now part of real conflict . Is used as way-station for jihadists crossing Libyan border to join militants . Igloo home of Rafik Chelly and foster family was raised in film by stormtroopers . Could be threatened for real if ISIS affiliate group reaches across frontier . Two Tunis museum gunmen had crossed illicitly into Libya in December .
Desert cliffs around town were once backdrop for much of 1977 classic . On fringes of Sahara it still draws a few fans but is now part of real conflict . Is used as way-station for jihadists crossing Libyan border to join militants . Igloo home of Luke and foster family was raised in film by stormtroopers . Could be threatened for real if ISIS affiliate group reaches across frontier . Two Tunis museum gunmen had crossed illicitly into Libya in December .