Big Morongo Valley Preserve
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The surprise of so many dry desert valleys is to be found at its very bottom, where the occasional rain runs. Here in Morongo Valley's bottom is a nature sanctuary worthy of a visit. Solid boardwalks encircle the whole swamp, woodlands and grasslands. It's like a small chunk of Louisiana transplanted.
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But this swamp sprouts the famous and deadly Sacred Datura, also called Jimsonweed, toxic in all its parts--leaf, flower, and spiny fruit. To touch it and then touch your eye can induce temporary blindness. Some seeking a high will down it anyway and hallucinate. It got the name Jimsonweed, a corruption of Jamestown Weed, because in 1676, colonists used the weed to poison British soldiers during Bacon's rebellion.