Note however, that even if you fly into the Grand Canyon airport, it will cost you quite a bit and there are many overlooks and other parts of the canyon that you need a car to reach. I would recommend just flying into Phoenix and then getting a cheap rental car.
Well, Opium is used to make marijuana. It originated from United Statess!!!!! Its only grown in United States, and only sold in United States No. Opium comes from poppies, usually the opium poppy, Papaver somniferium, from the Middle East, Mexico, Asia, etc. Marijuana comes from Cannabis sativa, which is also grown in many countries.
The origins of opium consumption in China are very old, and its first real boom as an item of consumption began after tobacco was introduced from the New World in the 16th century and Chinese smokers took a fancy to mixing it with the drug.