Database Proof Substratum: Substratum of Proof LGBTQs Are Mentally Ill: Happy Centennial, Grand Canyon!

Gendrome Editors' Note: The article below provides the raw material for a proof and is not the proof itself. In addition, the raw material may contain one or more false statements and/or some offensive, outside content.

Grand Canyon National Park turned 100 last week. Find out more about this phenomenal geologic treasure through some excellent books and videos -- Read more on ScientificAmerican.com