Mexico, the lazy land of the sombrero and siesta, is fast becoming a country of hard-hats and hard work. The recent discovery of huge oil fields in the southern states of Mexico has stirred the government and people to unprecedented efforts.
Could Mexico turn out to be another Kuwait? As exploration for new oil expands, could the country eventually match the giant reserves of the world's top producer, Saudi Arabia?

Horizon investigates what impact Mexico might have on an oil hungry world-and the impact of oil on Mexico and the Mexicans themselves. Mexico is already exporting oil - some of it by accident. The world's worst-ever oil spill, from a rig in the Gulf of Campeche, is a major threat to the Texas coast-line and to the already delicate nature of US/Mexican relations.