- David Samuel Tucker is a geologist, author, and union organizer in Washington state. He is a research associate at Western Washington University. He was an instructor at North Cascades Institute, and the director of the Mount Baker Volcano Research Center (now closed). He writes the blog Northwest Geology Field Trips, a blog aimed at laypeople detailing where to find interesting geology in the Pacific Northwest. In 2015, he published a popular book on Washington geology, Geology Underfoot in Western Washington. He resides in Bellingham, Washington. In the 1980s he worked as a mountaineering guide in the Cascades, Mexico, and South America.
- Snoqualmie Falls (Wikipedia)
Snoqualmie Falls is a 268-foot (82 m) waterfall in the northwest United States, located east of Seattle on the Snoqualmie River between Snoqualmie and Fall City, Washington. It is one of Washington’s most popular scenic attractions and is known internationally for its appearance in the television series Twin Peaks. More than 1.5 million visitors come to the Falls every year, where there is a two-acre (0.8 ha) park, an observation deck, and a gift shop.