Or, if you go to certain parts of the world like Turkey and Nepal, there is something with the rather ominous name of "mad honey." A certain kind of flower grows in these select areas, one that ...

For centuries, the Gurungs have been the only people to harvest "mad honey" from their cliff in Nepal. The honey has hallucinogenic properties, and harvesting it is a big part of the Gurungs' culture.

But few substances are as sweet and intriguing as mad honey. Harvested in Turkey for millennia, this honey has served as a ...