Drugs Inc S04E01-E05 (2013)

Drugs: A multi-billion-dollar industry that fuels crime and violence like no other substance on the planet. Turning cartel leaders into billionaires, the illegal drug industry also provides vital income to hundreds of thousands of poor workers across the globe. While some users sacrifice their lives to an addiction they can't escape, others find drugs to be their only saving grace from physical or emotional pain almost impossible to overcome. Where should the lines be drawn in this lucrative industry?

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Season 4 , Episode 1- “San Francisco Meth Zombies”
San Francisco, Calif. — the epicenter of the 1960s’ psychedelic revolution — is notorious for drugs. But in the new millennium, the city, especially the gay community, is struggling to recover from a meth epidemic. The enabler of this situation is the Asian cartel, which has been poisoning San Francisco with high quality meth for almost 25 years — but the Mexican cartels are intent on taking over. Nat Geo goes inside one of the worst drug ghettos in America — the heart of the drug trade.

Season 4 , Episode 2- “Jamaican Gangs Guns And Ganja”
examining drugs, violence and corruption in Kingston, Jamaica.

Season 4 , Episode 3- “Windy City High”
Chicago, one of the biggest open-air crack and heroin markets in America, is at saturation point. It’s an addict’s dream as dealers compete with high purity drugs sold in very affordable quantities. The result: record levels of overdoses and homicides as gangs fight over drug turf. Go inside the deeply entrenched and violent world of the city’s drug-corner industry.

Season 4 , Episode 4- “High in Houston”
In the Fifth Ward, a drug hub of Huston, Tex., see firsthand how drugs are dominating the area’s economy and populous. We’ll talk to a major crack cocaine dealer, a Hispanic street gang member, addicts, a pimp who claims to rule the streets and a full-patch member of the Aryan Brotherhood of Texas white supremacist prison gang. Learn about a prescription cough remedy that abusers call “lean” — named because if you take enough of it, you lean or fall over.

Season 4 , Episode 5 - “Rocky Mountain High”
In Denver, the cannabis industry is booming. With more medical marijuana dispensaries than Starbucks coffee shops, the city is fast becoming the U.S. capital of weed. In November 2012, Colorado went further, voting to allow the recreational use of marijuana, one of only two states to do so. Meet entrepreneurs who have developed the first marijuana-themed package tour in the U.S., which guides visitors through a weekend packed with activities and plenty of weed.