Season 9, Episode 4 St. Louis - Bay Area
First Aired: September 22, 2012
Artist Bob Cassilly (1949-2011), who created the City Museum in St. Louis; expedition photographer Jimmy Chin.
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- Rating: TV-PG
- Premise: A team of young adults meets influential individuals while traveling the country in a green RV. (more)
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Get to know the BAU's new agent