Watch Series: National Geographic Explorer Released in (1985) - Season 18 produced by USA, The TV Series categorized in Documentary, and content rating TV-G with duration 90 min broadcasted as these networks Nickelodeon, MSNBC, National Geographic, TBS, CNBC, National Geographic (US), Streamed at Putlocker & directed by Peter Yost, Tony Gerber, Eitan Weinreich. National Geographic's Explorer gives viewers special access to the issues of the day. - Season 18