Transport in Glasgow to the M80 at Provan is scheduled for completion in 2014. Glasgow is one of only three British metropolitan areas that has an underground metro system; the others being London and Newcastle. The Glasgow Subway (previously "Glasgow Underground"), was built in 1896 and substantially modernised in 1977. It has a single circular route. This, taken together with the orange-coloured paintwork of the carriages, has led to it being known, by guidebooks more than the locals who still refer to it as the "Subway", as "The Clockwork Orange" after the 1971 film. Despite being the third oldest subway system in the
A Clockwork Orange (film) 1973 and earned $1.5 million in rentals. In the United States, "A Clockwork Orange" was rated X in its original release in 1972. Later, Kubrick voluntarily replaced approximately 30 seconds of sexually explicit footage from two scenes with less explicit action for an R rating re-release in 1973. Current DVDs present the original version (reclassified with an "R" rating), and only some of the early 1980s VHS editions are the edited version. Because of the explicit sex and violence, The National Catholic Office for Motion Pictures rated it "C" ("Condemned"), a rating which forbade Roman Catholics seeing the film. In