Account of the clandestine chemist behind America's first widespread fentanyl overdose crisis, featuring exclusive interviews with George Erik Marquardt.
The Men Who Built America
Empires of Industry
National Parks: USA
Art of the Surge
The National Parks: America's Best Idea
Fentanyl : La menace
Back Pack Series
Jaakko Keso: This is America
America's National Parks
The Americas
Nature Boom Time
The Men Who Built America: Frontiersmen
