Timothy Leary. (2023, June 28). Wikiquote. Retrieved January 6, 2024 from https://en.wikiquote.org/w/index.php?title=Timothy_Leary&oldid=3323257.
Blanchard Mountain was once covered in a massive sandstone deposit called the Chuckanut Formation. Over time, this sandstone unit grew to be more than 10,000 feet thick, trapping many fossils of ancient plant and animal species.