A look at the storied and strange history of marijuana in America and how it has been front and center in the war on drugs. Many in the general public think of marijuana as the "safe drug.

There has been an enormous change in how this country views cannabis. Today, some states allow some form of medical marijuana and four have outright legalized it. This two-hour special will take a 360-degree look at the growing industry that is marijuana.

The Hippie movement was the most controversial and influential of modern times. Free love, the peace movement, drugs, Eastern religions, and communes are explored. Meet the figures whose words and actions inspired it and destroyed it. See how the vibrations from that era are still resonating today in almost every aspect of American life, from the clothes we wear, to the Personal Computer and the Internet. Finally, historic footage, stills, and period graphics are interwoven with expert commentary and eyewitness testimony.

LSD and Ecstasy, like all drugs, were legal decades before they were outlawed. Yet these drugs are significantly different from the others this series has explored.

A look at the rise of marijuana in modern society. Marijuana, from the Indian hemp plant (Cannabis sativa), has been used worldwide as a source of rope, cloth, and paper. Its medicinal qualities were first documented 4,000 years ago in China.

A look at the storied and strange history of marijuana in America and how it has been front and center in the war on drugs. Many in the general public think of marijuana as the "safe drug.

There has been an enormous change in how this country views cannabis. Today, some states allow some form of medical marijuana and four have outright legalized it. This two-hour special will take a 360-degree look at the growing industry that is marijuana.

The Hippie movement was the most controversial and influential of modern times. Free love, the peace movement, drugs, Eastern religions, and communes are explored. Meet the figures whose words and actions inspired it and destroyed it. See how the vibrations from that era are still resonating today in almost every aspect of American life, from the clothes we wear, to the Personal Computer and the Internet. Finally, historic footage, stills, and period graphics are interwoven with expert commentary and eyewitness testimony.

LSD and Ecstasy, like all drugs, were legal decades before they were outlawed. Yet these drugs are significantly different from the others this series has explored.

A look at the rise of marijuana in modern society. Marijuana, from the Indian hemp plant (Cannabis sativa), has been used worldwide as a source of rope, cloth, and paper. Its medicinal qualities were first documented 4,000 years ago in China.

A look at the storied and strange history of marijuana in America and how it has been front and center in the war on drugs. Many in the general public think of marijuana as the "safe drug.

There has been an enormous change in how this country views cannabis. Today, some states allow some form of medical marijuana and four have outright legalized it. This two-hour special will take a 360-degree look at the growing industry that is marijuana.

The Hippie movement was the most controversial and influential of modern times. Free love, the peace movement, drugs, Eastern religions, and communes are explored. Meet the figures whose words and actions inspired it and destroyed it. See how the vibrations from that era are still resonating today in almost every aspect of American life, from the clothes we wear, to the Personal Computer and the Internet. Finally, historic footage, stills, and period graphics are interwoven with expert commentary and eyewitness testimony.

LSD and Ecstasy, like all drugs, were legal decades before they were outlawed. Yet these drugs are significantly different from the others this series has explored.

A look at the rise of marijuana in modern society. Marijuana, from the Indian hemp plant (Cannabis sativa), has been used worldwide as a source of rope, cloth, and paper. Its medicinal qualities were first documented 4,000 years ago in China.